How to Lower Bilirubin in Blood: 12 Tips to Safely Reduce High Bilirubin Levels

High bilirubin levels can cause the skin and whites of the eyes to turn yellow, but the reason behind a high bilirubin index is not always the same. In newborns, jaundice is quite common: about 60% of full-term infants and 80% of premature infants may experience jaundice in the first week of life. In adults, high bilirubin can be related to liver disease, bile duct obstruction, or other issues that require diagnosis through testing and examination.

If you are looking for ways to reduce Bilirubin, it's important not to look for a quick fix but to understand why Bilirubin increases and when medical treatment is needed. This article, Tiptory helps you distinguish causes in newborns and adults, recognize warning signs, and choose a safe way to reduce Bilirubin instead of self-treating based on assumptions.

Part 1: How to safely lower Bilirubin in newborns

Tip 1: Assess the risk of high Bilirubin in newborns

Before looking for ways to reduce Bilirubin in infants, parents need to determine if the infant belongs to a high-risk group for high Bilirubin. According to the American Academy of Pediatrics (AAP) guidelines, the risk of increased Bilirubin is influenced by gestational age, hemolysis, insufficient breastfeeding, postpartum bruising, and some co-existing medical conditions. Early identification helps ensure that infants are monitored for Bilirubin levels and treated promptly when necessary.

1. Check the infant's gestational age

• Premature infants, especially those born before 38 weeks, have a higher risk of increased Bilirubin because their liver's ability to process and conjugate Bilirubin is not yet fully developed.

• The risk increases with lower gestational age, so premature infants often need closer Bilirubin monitoring after birth.

• If the infant is born before 38 weeks, parents should follow the schedule for checking high Bilirubin levels and follow-up appointments provided by the pediatrician.

2. Check for risk of blood group incompatibility

• Blood group incompatibility between mother and infant, such as ABO or Rh incompatibility, can cause hemolysis in the infant.

• When red blood cells are rapidly destroyed, the amount of Bilirubin produced increases and can lead to high Bilirubin.

• Infants with evidence of immune hemolysis need close monitoring due to the higher risk of rapid Bilirubin increase and neurological complications.

3. Check for postpartum bruising

• Infants with extensive bruising, scalp hematoma, or tissue damage from the birthing process may produce more Bilirubin as red blood cells in the injured area break down.

• This is one of the risk factors that the AAP includes in the group that needs attention when assessing increased Bilirubin in newborns.

• If the infant has a large bruised area accompanied by increasing jaundice, parents should inform medical staff instead of trying to lower Bilirubin at home themselves.

4. Assess breastfeeding and risk of dehydration

• Infants who do not feed adequately in the first few days may receive less milk, urinate less, lose a lot of weight, and become relatively dehydrated. These factors increase the risk of jaundice due to insufficient feeding, previously often called "breastfeeding jaundice."

• The AAP recommends frequent breastfeeding, about 8–12 times in 24 hours during the first few days, while assessing the infant's latch and the amount of milk received.

• Infants should not be given water or sugar water to reduce Bilirubin, as the AAP does not recommend this method for preventing or lowering Bilirubin levels.

5. Note underlying medical conditions

• Some infants with red blood cell disorders, metabolic enzyme deficiencies, liver disease, or genetic conditions like G6PD deficiency may be more prone to high Bilirubin.

• Severe infections, especially sepsis, are also factors that increase the risk of Bilirubin-induced neurological complications.

• If jaundice appears very early, progresses rapidly, is accompanied by poor feeding, or other signs of illness, the doctor may order Bilirubin tests along with other tests to find the cause.

6. Overall assessment instead of just looking at skin color

• Do not rely solely on visual assessment of jaundice to determine Bilirubin levels. The AAP recommends using transcutaneous Bilirubin (TcB) or total serum Bilirubin (TSB) when appropriate, while interpreting results based on the infant's age in hours.

• Specifically, jaundice appearing within the first 24 hours after birth is a sign that requires early medical evaluation.

• If the infant has multiple risk factors simultaneously, the doctor may request more frequent Bilirubin monitoring and consider treatments such as phototherapy when Bilirubin levels reach the threshold for the infant's gestational and postnatal age.

There is no single high Bilirubin level that applies to all newborns. The threshold for treatment depends on the infant's age in hours, gestational age, and risk factors. Therefore, when an infant has high Bilirubin levels, parents should rely on test results and the doctor's assessment rather than attempting to apply home-based Bilirubin reduction methods.

Tip 2: Breastfeed frequently to help reduce Bilirubin

Adequate milk intake is an important part of caring for jaundiced newborns. When infants receive enough milk, their bodies are supplied with sufficient energy and fluids, and they have more bowel movements, which helps excrete Bilirubin through stool. However, high Bilirubin must be evaluated based on age, gestational age, and test results; increasing feeding frequency does not replace treatments such as phototherapy when the infant has reached the threshold for treatment.

1. Breastfeed frequently

• Aim for about 8–12 feedings in 24 hours, depending on the infant's needs and doctor's instructions.

• Wake the infant to feed if they sleep too long, especially in the first few days or when the infant is jaundiced and feeding poorly.

• Breastfeed day and night instead of extending the interval between feedings.

• Frequent feeding helps the infant receive enough milk, maintain adequate hydration, and have more regular bowel movements, thereby helping the body excrete Bilirubin.

2. Check latch ability

• If the infant has difficulty latching, sucks weakly, or falls asleep quickly while feeding, the amount of milk they receive may not be sufficient even with frequent feedings.

• Parents can ask a lactation consultant or a healthcare professional specialized in breastfeeding to check the infant's position and latch technique.

• Signs such as infrequent urination, infrequent bowel movements, continued weight loss, or no signs of adequate milk intake should be discussed with the doctor.

3. Monitor for signs of adequate milk intake

• Do not rely solely on the duration of feeding to assess the amount of milk received.

• Monitor the number of wet diapers, soiled diapers, alertness during feeding, and weight changes as instructed by healthcare personnel.

• When the infant feeds effectively, adequate milk supply will support bowel movements and the process of Bilirubin excretion through stool.

4. Supplement milk when prescribed by a doctor

• If the infant is still not receiving enough milk or Bilirubin levels continue to rise, the doctor may consider supplementing with expressed breast milk or formula depending on the individual case.

• Supplementation does not mean stopping breastfeeding. The goal is to ensure the infant receives adequate nutrition and fluids while continuing to support the mother's milk supply.

• Parents should not arbitrarily change the amount or type of supplemental milk solely to reduce Bilirubin.

5. Do not delay treatment when Bilirubin is high

• Frequent breastfeeding is a supportive measure, not a substitute for medical treatment.

• If Bilirubin is high enough to require treatment, the doctor may prescribe phototherapy or other treatment methods depending on the cause and degree of Bilirubin elevation.

• In particular, jaundice appearing within the first 24 hours after birth, rapidly increasing jaundice, significantly poor feeding, difficulty waking, or other abnormal signs require early medical evaluation.

When an infant has jaundice, prioritize breastfeeding 8–12 times a day, and check whether the infant is actually receiving enough milk. If Bilirubin levels are high or do not decrease with monitoring, it is necessary to find the cause and follow the doctor's treatment instructions instead of relying solely on increasing feeding frequency to reduce Bilirubin.

Tip 3: Phototherapy is an effective way to reduce Bilirubin

When Bilirubin levels are high beyond the treatment threshold, doctors may prescribe phototherapy for newborns. This is the standard treatment for elevated Bilirubin in full-term and near-term infants when levels reach the threshold according to age, gestational age, and risk factors. Narrow-spectrum blue light helps convert indirect Bilirubin into forms that are easier to excrete through urine and stool.

1. Ask your doctor when your baby needs phototherapy

• Not all cases of jaundice require phototherapy to reduce Bilirubin.

• The doctor decides on treatment based on total Bilirubin levels, the infant's age in hours, gestational age, and factors that increase the risk of Bilirubin neurotoxicity.

• Therefore, you should not rely solely on skin color or the whites of the eyes to decide whether treatment is needed.

2. Understand how phototherapy helps lower Bilirubin

• Phototherapy uses blue or blue-green light, especially in the 460–490 nm range; wavelengths around 475–478 nm are effective for Bilirubin.

• The light causes photochemical changes, helping Bilirubin become forms that the body can excrete more easily.

• Treatment effectiveness depends on the light intensity and the area of the infant's skin exposed to light.

3. Protect eyes and maintain care for the infant

• During treatment, the infant's eyes are usually covered with appropriate protective eyewear to limit direct light exposure to the eyes.

• The infant still needs to be ensured adequate nutrition and hydration during phototherapy.

• Breastfeeding can be continued; brief interruptions of phototherapy for feeding or care typically do not significantly reduce treatment effectiveness when the regimen is properly followed.

4. Don't worry too much if the infant has more bowel movements

• During phototherapy, the infant's stools may be looser, more frequent, and sometimes green.

• These changes may occur during treatment and usually return to normal after phototherapy stops.

• Parents should still inform healthcare personnel if the infant has severe diarrhea, poor feeding, infrequent urination, or signs of dehydration.

5. Do not expose the infant to sunlight to reduce Bilirubin

• Natural sunlight may contain wavelengths that can affect Bilirubin, but direct sun exposure is not recommended as a treatment for jaundice.

• It is difficult to precisely control the amount of light the infant receives, and there is a risk of overheating, hypothermia, or sunburn.

• AAP guidelines recommend using specialized therapeutic phototherapy instead of exposing infants to sunlight.

6. Monitor Bilirubin during and after treatment

• The goal of phototherapy is to bring Bilirubin to a safe level and limit the risk of Bilirubin rising to a level requiring more intensive treatment.

• Doctors may recheck Bilirubin during treatment to assess the rate of decrease and decide when to stop phototherapy.

• Some infants are at risk of Bilirubin rebound after treatment and need to be rechecked according to the doctor's prescribed schedule.

If an infant has high Bilirubin, phototherapy when indicated is one of the effective methods to reduce Bilirubin and has been widely used in the treatment of newborn jaundice. Parents should not substitute it with sun exposure or folk remedies; let the doctor determine the treatment threshold and monitor Bilirubin levels throughout the care process.

Tip 4: Consider using fiber optic lights when necessary

Fiber optic lights, often called biliblankets, are a form of phototherapy to reduce Bilirubin using a light source transmitted through fiber optic material that comes into contact with the infant's skin. This method may be used in some appropriate cases, but requires medical indication and monitoring, especially when Bilirubin levels are high. The AAP considers home phototherapy devices an option for carefully selected infants, not a method parents should buy and use arbitrarily.

1. Ask your doctor if your baby is suitable for a biliblanket

• Not all jaundiced infants need or are suitable for fiber optic lights.

• For eligible infants, the doctor may consider home phototherapy if the infant is 38 weeks gestational age or older, at least 48 hours old, healthy, feeding well, and has no risk factors for Bilirubin neurotoxicity.

• According to the AAP, if home phototherapy is used, serum Bilirubin needs to be checked daily to ensure effective and safe treatment.

2. Understand how biliblankets help reduce Bilirubin

• Light from the device acts on Bilirubin in the skin, creating forms of Bilirubin that are easier for the body to excrete.

• The effectiveness of phototherapy depends on the light spectrum, intensity, and skin area exposed to light.

• Effective treatment devices typically use blue light in the 460–490 nm range, with appropriate intensity according to device standards.

3. Advantages of fiber optic lights

• Because the light source is transmitted through a fiber optic blanket or pad in contact with the infant, this method can allow parents to hold and feed the infant during treatment, depending on the device's instructions and medical personnel's guidance.

• Some systems can be used at home, reducing the time spent in the hospital for infants who meet all criteria.

• However, convenience does not mean this method is suitable for all cases of high Bilirubin.

4. Monitor the infant's skin and condition

• The infant's skin color may change during phototherapy. Parents should not assume that red or pale skin is a sign that Bilirubin is decreasing.

• More importantly, it is necessary to monitor feeding, body temperature, urine output, and the evolution of Bilirubin levels according to the doctor's prescribed schedule.

• If the infant feeds poorly, is difficult to wake, has a fever or hypothermia, urinates infrequently, or shows other abnormal signs, contact medical personnel immediately.

5. Do not buy lights to lower Bilirubin at home yourself

• The effectiveness of phototherapy devices depends significantly on the quality of the light source and the actual dose delivered. The AAP notes that the effectiveness between devices can vary significantly.

• Do not use household lamps, common LED lights, or devices not designed for treating elevated Bilirubin.

• If Bilirubin levels are high and treatment is needed, the doctor must determine the phototherapy threshold based on the infant's age in hours, gestational age, and risk factors before choosing a method.

6. Continue breastfeeding during phototherapy

• The infant still needs adequate milk supply during Bilirubin reduction to limit dehydration and support Bilirubin excretion.

• When home treatment is allowed by the doctor, parents must adhere to the phototherapy schedule and Bilirubin check schedule, rather than arbitrarily extending or shortening the treatment time.

• If Bilirubin increases or approaches the threshold for more intensive treatment, the infant may need to be hospitalized for continued phototherapy.

Biliblanket is an option for bilirubin reduction phototherapy, not a self-treatment solution for jaundice at home. When an infant has high bilirubin, the goal is not only to lower the test number but also to ensure bilirubin is safely managed. Therefore, use the device as prescribed, follow the scheduled tests, and do not replace medical treatment with sun exposure or non-specialized lighting devices.

Tip 5: Treat the underlying cause of elevated Bilirubin

Not all cases of high bilirubin only require focusing on lowering the level. If jaundice is related to hemolysis, blood group incompatibility, infection, or other medical conditions, the doctor needs to treat the underlying cause while simultaneously controlling the bilirubin level. According to the guidelines of the American Academy of Pediatrics (AAP), infants at risk of bilirubin neurotoxicity need more aggressive evaluation and treatment depending on the cause and degree of bilirubin elevation.

1. Identify the cause of elevated Bilirubin

• The doctor may order tests for total and direct bilirubin, complete blood count, ABO/Rh blood typing, and direct antibody test (DAT) if hemolysis is suspected.

• If the infant shows signs of infection or sepsis, the doctor may request additional tests to detect infection.

• Some cases require evaluation for G6PD deficiency or other causes of rapid red blood cell destruction.

2. Treat infection if it is the cause

• Infection, especially sepsis, is a risk factor that increases the risk of neurotoxicity due to bilirubin.

• If the doctor determines the infant has an infection, treatment will focus on the underlying condition according to its severity, rather than just finding ways to reduce bilirubin.

• Newborns with jaundice accompanied by fever or hypothermia, poor feeding, lethargy, difficulty waking, or signs of illness should be examined immediately.

3. Treatment for elevated Bilirubin due to hemolysis

• When red blood cells are rapidly destroyed, the amount of bilirubin produced can increase quickly, making phototherapy alone insufficient.

• The doctor will identify the cause of hemolysis, such as immune blood group incompatibility or G6PD deficiency, then select the appropriate management method.

• If bilirubin continues to rise despite intensive phototherapy, this may be a sign requiring evaluation for hemolytic conditions or other serious causes.

4. Consider intravenous immunoglobulin in special cases

• For infants with immune hemolysis and a positive DAT test, AAP allows doctors to consider IVIG when bilirubin reaches the threshold for intensified treatment.

• IVIG is not a routine medication for all infants with high bilirubin. The AAP emphasizes that the benefit of IVIG in preventing exchange transfusion is still uncertain, and potential risks must also be considered.

• Therefore, parents should not request or self-administer medication to reduce bilirubin without identifying the cause.

5. Exchange transfusion when Bilirubin is at dangerous levels

• Exchange transfusion is a specialized treatment, considered when bilirubin reaches or exceeds the exchange transfusion threshold or when the infant shows signs of acute bilirubin encephalopathy.

• This is an emergency situation that requires management at a facility with specialized neonatal care and resuscitation capabilities.

• While preparing for exchange transfusion, infants are usually treated with intensive phototherapy and intravenous fluid replacement as indicated.

6. Do not self-administer medication to lower Bilirubin

• There is no single medication to lower bilirubin suitable for all jaundiced newborns.

• Treatment depends on the cause, gestational age, postnatal age in hours, bilirubin level, and risk factors for neurotoxicity.

• If high bilirubin levels do not decrease or continue to rise despite treatment, the infant needs to be re-evaluated by a doctor instead of self-administering medication or supplements.

The goal of reducing bilirubin is not just to bring the test numbers down, but more importantly to prevent neurological damage and address the underlying cause of elevated bilirubin. In severe cases, intensive phototherapy, IVIG, or exchange transfusion may be considered depending on the specific situation and must be performed under the supervision of a medical team.

Part 2: How to lower Bilirubin in adults at home

Tip 1: Find the cause of high Bilirubin in adults

In adults, high bilirubin is not a disease in itself but often a sign of a problem occurring in the process of bilirubin production, metabolism, or excretion. Therefore, to effectively reduce bilirubin, the first step is to identify the cause rather than just trying to lower the levels. Causes may be related to hemolysis, liver disease, hepatitis, bilirubin metabolism disorders, or bile duct obstruction.

1. Consider problems occurring before Bilirubin is formed

• When red blood cells are excessively destroyed, the body produces more bilirubin than the liver can process, leading to high bilirubin levels, especially indirect bilirubin.

• Some possible causes include hemolytic anemia, red blood cell disorders, or the body reabsorbing blood from a large hematoma.

• If accompanied by fatigue, yellow skin, dark urine, rapid heartbeat, or other signs of anemia, the patient should be examined to find the cause instead of self-administering products to reduce bilirubin.

2. Check for diseases affecting the liver

• The liver is responsible for receiving and metabolizing bilirubin so the body can excrete it through bile. When liver cells are damaged, this process can be affected and cause high bilirubin.

• Viral hepatitis such as hepatitis A, B, or C can cause liver damage and lead to jaundice.

• In addition to viral infections, alcoholic liver disease, autoimmune liver disease, and some other liver conditions can also cause bilirubin to rise.

• If bilirubin elevation is prolonged, the doctor may combine bilirubin tests with ALT, AST, alkaline phosphatase, GGT, and other tests to determine the abnormal source.

3. Review alcohol and current medications

• Heavy alcohol consumption can cause liver damage and affect the liver's ability to metabolize bilirubin.

• Some medications can also cause liver damage or affect bilirubin processing in some individuals.

• When bilirubin levels are high, provide the doctor with a complete list of prescription drugs, over-the-counter drugs, supplements, and herbal products currently being used.

• Do not stop treatment medication on your own just because you suspect the medication is causing bilirubin to rise; the doctor will assess the benefits, risks, and choose alternative options if necessary.

4. Check the gallbladder and bile ducts

• If bilirubin is not normally excreted through bile, cholestasis or bile duct obstruction can cause bilirubin in the blood to rise.

• Gallstones can get stuck in the bile ducts and cause jaundice, tea-colored urine, pale stools, or right upper abdominal pain.

• If obstruction is suspected, the doctor may use blood tests and imaging diagnostics such as ultrasound, CT, or MRI; in some cases, ERCP is used to treat stones lodged in the common bile duct.

5. Evaluate problems related to the pancreas

• The pancreas is located near the bile ducts, so some conditions in this area can be related to bile duct obstruction and cause jaundice.

• Pancreatitis, gallstone-induced pancreatitis, or certain tumors in the pancreatic region can be associated with bile duct obstruction.

• If high bilirubin is accompanied by severe upper abdominal pain, pain radiating to the back, vomiting, fever, or jaundice, medical evaluation is needed urgently as these could be signs of liver, gallbladder, bile duct, or pancreatic disease requiring treatment.

6. Differentiate indirect and direct Bilirubin

• This is an important step when looking for the cause of high bilirubin levels.

• Predominantly elevated indirect bilirubin may lead the doctor to suspect issues such as increased red blood cell destruction or certain bilirubin metabolism disorders.

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• Elevated direct bilirubin often draws the doctor's attention more to liver disease or bile duct obstruction.

• Do not self-diagnose the cause based solely on a bilirubin number; the result should be interpreted alongside symptoms, medical history, and liver function tests.

7. Prioritize treating the cause rather than just lowering Bilirubin

• There is no single way to reduce bilirubin suitable for all adults.

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• If the cause is hepatitis, hemolysis, liver disease, gallstones, or bile duct obstruction, the treatment approach will differ.

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• For example, gallstones causing bile duct obstruction may require intervention to remove the stones; ERCP can be used in cases where stones are lodged in the common bile duct.

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• Therefore, the most important goal is not just to normalize bilirubin test results, but to treat the underlying cause of elevated bilirubin.

When adults have high bilirubin, consider it a "warning signal" from the body. Identifying direct or indirect bilirubin, checking liver function, evaluating for hemolysis, and ruling out bile duct obstruction will help find the correct cause. From there, the doctor can choose the appropriate and safe method to reduce bilirubin. If jaundice appears with severe abdominal pain, fever, vomiting, dark urine, or pale stools, seek medical attention early.

Tip 2: See a doctor if you have signs of jaundice

Jaundice in adults should not just be seen as a skin color issue. It can be a sign of high bilirubin due to liver disease, bile duct obstruction, hemolysis, or other disorders. When skin or the whites of the eyes turn yellow, the patient should see a doctor to check bilirubin levels and find the cause instead of trying to reduce bilirubin at home.

1. Check Bilirubin and find the cause

• Doctors often order blood tests to measure total bilirubin, and differentiate between direct and indirect bilirubin when necessary.

• Liver function tests such as ALT, AST, alkaline phosphatase, and GGT may be performed to further evaluate liver and bile duct status.

• Depending on the symptoms, the doctor may order ultrasound or other imaging methods to find the cause of jaundice.

• The main goal is not just to reduce bilirubin, but to identify and treat the underlying medical condition causing the elevated bilirubin.

2. Pay attention to accompanying symptoms

• Sudden onset of jaundice accompanied by fever, chills, fatigue, or abdominal pain may suggest an infection or liver/biliary disease that needs evaluation.

• If high bilirubin is related to cholestasis or bile duct obstruction, the patient may experience itching, dark urine, and pale stools.

• Unintended weight loss, prolonged abdominal pain, or progressively worsening jaundice are also signs to report to the doctor.

• These symptoms are not enough to self-diagnose the cause, but they help the doctor choose appropriate tests.

3. Do not self-treat based solely on skin color

• The degree of jaundice visible to the eye does not accurately reflect bilirubin levels in the blood.

• Do not self-administer medication, supplements, or herbs with the purpose of lowering bilirubin without knowing the cause.

• If medications being used have the potential to affect the liver or bilirubin, provide the doctor with a complete list of medications instead of arbitrarily stopping them.

4. Treatment depends on the cause

• In many cases, jaundice does not require a specific medication to "cure jaundice"; treatment focuses on the underlying condition causing the elevated bilirubin.

• If there is bile duct obstruction, the patient may need intervention to restore bile flow.

• If the cause is liver disease, infection, or hemolysis, the treatment method will be chosen based on the specific pathology.

• When jaundice causes itching, the doctor may prescribe medication or guide appropriate symptom control measures.

5. Know when to seek immediate medical attention

• Jaundice accompanied by severe abdominal pain, high fever, chills, severe vomiting, confusion, or unusual drowsiness requires urgent medical evaluation.

• Jaundice with very dark urine and pale stools may be related to bile duct obstruction and should be checked early.

• If jaundice appears or increases rapidly, do not wait a few days hoping bilirubin will decrease on its own.

When jaundice appears, the correct step is to see a doctor and check bilirubin, then find the cause. There is no one-size-fits-all bilirubin reduction method for all adults. Treating the underlying condition is the safe way to bring high bilirubin levels back to appropriate levels and limit complications.

Tip 3: Rule out rare diseases when Bilirubin is persistently elevated

Not all cases of high bilirubin originate from liver disease or bile obstruction. Some rare genetic disorders affecting bilirubin metabolism can also cause jaundice. Therefore, if bilirubin levels are persistently high, recurrent, or primarily in the form of indirect bilirubin while other liver tests are normal, the doctor may consider genetic conditions after ruling out common causes.

1. Check for the possibility of Gilbert's syndrome

• Gilbert's syndrome is a genetic disorder associated with reduced activity of the UGT1A1 enzyme, which makes the body less efficient at processing indirect bilirubin.

• This is not actually a very rare disease; expert sources estimate this syndrome occurs in about 3–12% of the population and usually has a good prognosis.

• People with the condition often have slightly elevated indirect bilirubin, while ALT, AST, and other liver function tests are usually normal.

• Jaundice may appear periodically, especially during fasting, dehydration, illness, stress, or fatigue.

2. Do not hastily conclude high Bilirubin is Gilbert's syndrome

• Gilbert's syndrome is usually diagnosed by ruling out other causes of elevated indirect bilirubin such as hemolysis or liver disease.

• If bilirubin is persistently elevated but liver enzymes are normal, the doctor may further evaluate complete blood count, signs of hemolysis, and other necessary tests.

• UGT1A1 gene testing may be considered in cases where confirmation of diagnosis or differentiation from other genetic disorders is needed.

3. Note Crigler-Najjar syndrome

• Crigler-Najjar is an extremely rare genetic disorder caused by a more severe deficiency of UGT1A1 enzyme activity than Gilbert's syndrome.

• The disease includes type I and type II. Type I is more severe, often causing very high indirect bilirubin and jaundice appearing from infancy.

• Type II is milder and has a better prognosis, but still needs to be evaluated and monitored by a specialist.

• If the disease is suspected, UGT1A1 gene testing can help confirm the diagnosis.

4. Check for hemolytic diseases

• Some red blood cell or hemoglobin disorders can cause rapid red blood cell destruction, leading the body to produce more bilirubin.

• Sickle cell anemia, some hemoglobinopathies, and other red blood cell disorders can cause elevated indirect bilirubin due to hemolysis.

5. Know when to seek further evaluation

• If high bilirubin levels are only slightly elevated, recurrent, and primarily unconjugated, with normal liver enzymes and no signs of hemolysis, doctors may consider Gilbert's syndrome.

• If bilirubin is very high, jaundice appears early in life, or there is a family history of similar conditions, more severe genetic disorders like Crigler-Najjar syndrome need to be evaluated.

• If bilirubin is elevated along with anemia, fatigue, rapid heartbeat, or other signs of hemolysis, a hematological cause should be investigated instead of solely focusing on how to lower bilirubin.

6. Do not attempt to lower bilirubin without knowing the cause

• For Gilbert's syndrome, most cases do not require specific treatment; maintaining adequate hydration, avoiding prolonged fasting, and managing triggers can help limit episodes of jaundice.

• Conversely, Crigler-Najjar type I requires intensive treatment to mitigate the risk of bilirubin-induced neurological damage.

• Therefore, a method to lower bilirubin suitable for one person may be completely inappropriate for another.

When high bilirubin is prolonged or recurrent without a clear cause, do not just focus on "lowering the levels." Determine whether the bilirubin increase is direct or indirect, assess liver function, and rule out hemolysis before considering genetic conditions like Gilbert's syndrome or Crigler-Najjar syndrome. This approach helps avoid unnecessary treatment and identifies the correct cause of jaundice.

Tip 4: Limit alcohol to help reduce bilirubin

Alcohol can damage the liver and impair its ability to process bilirubin. Therefore, when high bilirubin levels are related to liver disease or alcohol consumption, reducing or stopping alcohol intake is a crucial step. WHO currently does not define any level of alcohol consumption as completely risk-free; generally, the less you drink, the lower the risk.

1. Prioritize stopping alcohol if bilirubin is currently high

• If you are experiencing jaundice, high bilirubin, or have been diagnosed with alcohol-related liver disease, do not consider 1-2 drinks per day as a "safe" level to continue drinking.

• WHO emphasizes that no level of alcohol consumption is entirely risk-free for health.

• For individuals with existing liver disease, whether complete alcohol abstinence is necessary should be assessed by a doctor based on the cause and extent of liver damage.

2. Understand how alcohol affects the liver

• Prolonged alcohol consumption can increase fat accumulation in liver cells, leading to alcoholic fatty liver disease.

• Some people have no clear symptoms in the early stages, while others may experience fatigue or abdominal discomfort.

• If alcohol consumption continues, liver damage can progress from fat accumulation to inflammation and liver cell damage.

3. Be wary of alcoholic hepatitis

• Heavy alcohol consumption can lead to alcoholic hepatitis, which impairs liver function and can cause bilirubin to rise.

• Symptoms may include jaundice, fatigue, abdominal pain, nausea, vomiting, or fever.

• Once jaundice or high bilirubin levels appear, alcohol consumption should not continue while waiting for bilirubin to decrease on its own.

• Stopping alcohol plays a crucial role in managing alcohol-related liver disease, but patients need to be evaluated by a doctor to determine the extent of damage and appropriate treatment methods.

4. Avoid progression to cirrhosis

• Prolonged alcohol consumption can cause inflammation and scarring of the liver. As the damage progresses, cirrhosis can impair the liver's ability to perform many important functions.

• Severely damaged livers may process and excrete bilirubin less effectively, thus contributing to jaundice.

• Therefore, if high bilirubin appears with abnormal liver enzymes or signs of liver disease, the top priority is to find the cause and protect liver function rather than just seeking ways to lower bilirubin.

5. Do not self-medicate to "detoxify from alcohol" or lower bilirubin

• No drink, supplement, or "liver detox" product can replace stopping alcohol and treating liver disease when actual damage is present.

• Individuals with high bilirubin levels should inform their doctor of all medications, supplements, and herbs they are taking to avoid adding further burden to the liver.

• If bilirubin continues to rise despite stopping alcohol, other causes such as hepatitis, bile duct obstruction, hemolysis, or bilirubin metabolism disorders need to be investigated.

6. Note if drinking alcohol regularly

• Individuals who drink large amounts of alcohol for extended periods should not abruptly stop on their own if there is a risk of alcohol dependence; withdrawal syndrome can be severe and requires medical support.

• Talk to a doctor to develop a safe plan to reduce or stop alcohol if needed.

• If rapidly worsening jaundice, confusion, unusual somnolence, vomiting blood, black tarry stools, or severe abdominal pain occurs, emergency medical attention is required.

When high bilirubin is alcohol-related, "moderate drinking to protect health" is not an appropriate goal. Reducing or stopping alcohol, combined with assessing the cause and extent of liver damage, is a more practical approach to protecting the liver and helping to reduce bilirubin. WHO asserts that there is no completely risk-free level of alcohol consumption; therefore, for liver health, the simple principle is less alcohol is better, and no alcohol is safest.

Tip 5: Maintain a healthy weight and eat a healthy diet

Overweight and obesity are closely linked to fatty liver disease, a condition that can cause liver inflammation, fibrosis, and affect the liver's ability to process bilirubin. Therefore, if high bilirubin levels are related to fatty liver disease or metabolic disorders, weight management and dietary adjustments are crucial foundations for helping to reduce bilirubin and protect the liver. NIDDK states that losing about 3-5% of body weight can help reduce fat in the liver; in people with fatty liver disease, a reduction of about 7-10% can help improve inflammation and fibrosis.

1. Lose weight gradually if overweight or obese

• Set realistic weight loss goals, avoid fasting or losing weight too quickly, as malnutrition can worsen liver disease.

• If overweight, an initial goal might be to lose about 5-10% of body weight in 6 months, then maintain the results long-term.

• There is no need to find a rapid "bilirubin-lowering" diet. More importantly, maintain a suitable diet and regular exercise to improve liver health.

2. Prioritize fiber-rich foods

• Increase consumption of green vegetables, whole fruits, legumes, and whole grains such as oats, brown rice, or whole-wheat bread.

• These foods provide fiber and have a relatively low glycemic index, suitable for a diet that supports weight control and liver health.

• Each meal can be built according to a simple principle: vegetables + healthy protein source + a portion of whole grains.

3. Reduce saturated fat and trans fat

• Limit fried foods, fatty meats, poultry skin, butter, and foods high in saturated fat.

• Prioritize unsaturated fats from fish, nuts, avocados, and suitable vegetable oils.

• For people with fatty liver, replacing saturated and trans fats with unsaturated fats is a recommended dietary adjustment.

4. Limit added sugars and sugary drinks

• Reduce soft drinks, bubble tea, energy drinks, sugary sports drinks, and high-sugar juices.

• In particular, limit simple sugars and high fructose as they can contribute to an increased risk of fat accumulation in the liver.

• Replacing sugary drinks with water or unsweetened beverages is a small change but easy to maintain long-term.

5. Limit foods high in salt, sugar, and calories

• There is no need to completely eliminate a food group unless medically indicated. Instead, control portion sizes and total calorie intake per day.

• Limit fast food, sweets, fried dishes, and processed foods as they often contain high calories, sugar, or unhealthy fats.

• A diet that creates an appropriate calorie deficit, combined with exercise, can help reduce liver fat and improve metabolic health.

6. Do not eat raw or undercooked seafood

• People with liver disease should be cautious with oysters, clams, and other raw or undercooked shellfish due to the risk of bacterial and viral infections.

• This is not a direct cause of high bilirubin in everyone, but infections can be particularly dangerous for individuals with existing liver disease.

7. Combine with regular exercise

• If health permits, aim for at least 150 minutes of moderate-intensity physical activity per week, such as brisk walking, cycling, or swimming.

• Exercise can benefit the liver even if weight has not significantly decreased.

• Start with 20-30 minutes per day and gradually increase, rather than trying to over-exert yourself from the beginning.

If high bilirubin levels stem from fatty liver disease or metabolic disorders, weight management and healthy eating can help improve liver health, but this is not a treatment for all causes of bilirubin elevation. If bilirubin continues to rise, the specific cause, such as liver disease, hemolysis, or bile duct obstruction, needs to be identified instead of relying solely on diet to lower bilirubin.

Tip 6: Prevent hepatitis to protect the liver

Viral hepatitis, especially hepatitis B and C, can cause long-term liver damage and affect the liver's ability to metabolize and excrete bilirubin. Therefore, preventing hepatitis is an important part of protecting liver function and limiting the risk of high bilirubin levels due to liver disease. Vaccines are available for hepatitis A and B, while there is no vaccine for hepatitis C, but it can be prevented by limiting exposure to blood and risk factors.

1. Get vaccinated against hepatitis B

• The hepatitis B vaccine is an important proactive measure to reduce the risk of HBV infection and subsequent liver complications.

• The CDC recommends the first dose for newborns at birth and completing the full schedule as directed.

• Adults who have not been vaccinated or have not completed the vaccination series should also consult a healthcare provider to complete an appropriate vaccination schedule. According to current CDC recommendations, adults aged 19-59 should be vaccinated against hepatitis B; individuals aged 60 and older may be vaccinated depending on risk or need for protection.

2. Consider hepatitis A vaccine

• The hepatitis A vaccine is especially recommended for children and those at risk of infection or severe progression.

• People with chronic liver disease, drug users, certain exposure risk groups, and travelers to areas with high rates of hepatitis A may need vaccination.

• If you have existing liver disease or high bilirubin of unknown cause, you should ask your doctor about vaccination rather than deciding on your own vaccination schedule.

3. Get vaccinated before traveling

• If you are traveling to an area with a high incidence of hepatitis A or B, you should check your vaccination status before your trip.

• The CDC recommends the hepatitis A vaccine for many travelers to high-risk countries; the hepatitis B vaccine is also recommended for those without immunity, especially when traveling to areas with a high prevalence of HBV infection.

• You should consult your doctor or vaccination clinic before your trip to allow enough time to complete the necessary vaccination schedule.

4. Practice safe sex

• Hepatitis B can be transmitted through sexual contact and exposure to blood or body fluids containing the virus.

• Using appropriate protection and avoiding sharing items that may come into contact with blood helps reduce the risk of infection.

• Individuals with a partner infected with hepatitis B or belonging to an exposure risk group should discuss testing and vaccination with their doctor.

5. Do not share needles or instruments that may be contaminated with blood

• Do not share needles, syringes, or injection equipment with others.

• Be cautious with instruments that may cause skin damage and come into contact with blood if they have not been properly sterilized.

• This is also an important step to prevent hepatitis C, as there is currently no vaccine for HCV.

6. Do not confuse hepatitis C with hepatitis B

• Vaccines are currently available to prevent hepatitis A and B, but there is no vaccine for hepatitis C.

• Therefore, it is not possible to rely solely on vaccination to prevent all types of viral hepatitis.

• If you have ever been at risk of blood exposure, you should discuss hepatitis C testing with your doctor for early detection and treatment when needed.

7. Protect your liver if you already have liver disease

• People with hepatitis B, C, or chronic liver disease are at higher risk of liver complications and require regular monitoring.

• If jaundice, dark urine, prolonged fatigue, or high bilirubin levels appear, you should not only focus on how to lower bilirubin but also seek the cause of liver damage.

• Treating the underlying liver disease can help protect liver function and limit prolonged bilirubin elevation.

Preventing hepatitis is like building a "fence" to protect the liver before damage occurs. Getting vaccinated against hepatitis A and B when indicated, practicing safe sex, avoiding exposure to needles or virus-infected blood, and checking risks before traveling are practical steps. When high bilirubin appears, the cause needs to be identified instead of just looking for ways to reduce bilirubin, because treating the underlying liver disease is the key to long-term control.

Tip 7: Be cautious with medications and supplements

Some prescription drugs, over-the-counter medications, and supplements can cause liver damage, thereby increasing bilirubin. Therefore, when high bilirubin levels have an unknown cause, patients should review all medications and products they are using with their doctor. In particular, do not self-medicate with additional drugs or herbs with the aim of reducing bilirubin, as some products advertised as "liver tonics" can actually cause liver damage. NCBI LiverTox reports many cases of liver damage related to medications and herbal supplements.

1. Check all medications being used

• Make a list of all prescription drugs, over-the-counter medications, vitamins, supplements, and herbs being taken.

• Bring this list when seeing a doctor if bilirubin is high or liver enzymes are abnormal.

• Do not stop taking essential medications for underlying conditions on your own just because you suspect they affect the liver. Your doctor will assess the risks, benefits, and possibility of replacing the medication if necessary.

• Some classes of drugs can cause liver damage in certain individuals, but the risk depends on the specific active ingredient, dosage, and health status.

2. Pay special attention to paracetamol (acetaminophen)

• Paracetamol (acetaminophen) is an active ingredient found in many pain relievers, fever reducers, and combination cold and flu medications.

• Overdosing can cause severe liver damage, even acute liver failure and death.

• Do not use multiple paracetamol-containing products simultaneously without checking the ingredients, as you may unintentionally exceed the recommended total dose.

• The FDA currently states a maximum of 4,000 mg of paracetamol in 24 hours for adults and children aged 12 and over, based on the total amount from all medications used. However, individuals with liver disease or who frequently consume alcohol should consult a doctor before use.

3. Do not self-medicate with "liver tonics" to reduce Bilirubin

• A product advertised as liver support does not necessarily mean it has proven effectiveness or safety in treating high Bilirubin.

• Herbal supplements may contain multiple ingredients, inconsistent concentrations, or even be at risk of contamination.

• NCBI LiverTox notes liver damage associated with many types of supplements and herbs; if liver damage is suspected due to a supplement, the product should be discontinued, and medical evaluation sought.

4. Be cautious with green tea extract

• Regular green tea consumption is not considered a common cause of liver damage.

• However, green tea extract in supplements, especially weight-loss products, has been reported to cause acute liver damage, although this condition is rare.

• Therefore, if high Bilirubin levels appear after starting a weight-loss product or supplement containing green tea extract, inform your doctor and bring the product or a photo of the ingredient label.

5. Avoid self-administering herbs with potential liver toxicity

• Some herbs have been linked to liver damage, such as kava and comfrey.

• Oral comfrey can contain pyrrolizidine alkaloids that cause severe liver damage.

• Kava has also been associated with severe acute hepatitis and even liver failure.

• Due to varying risks among different products, it should not be assumed that herbs are always safe simply because they are natural.

6. Review medications if Bilirubin increases after starting treatment

• If Bilirubin increases, jaundice, dark urine, itching, or fatigue appear after starting a new medication or supplement, inform your doctor.

• Your doctor can review the timing of medication initiation, dosage, liver tests, and other causes to determine if the medication is related to liver damage.

• Do not re-attempt to use a product previously suspected of causing liver damage.

7. Know when to seek early medical attention

• Jaundice or yellowing of the whites of the eyes, dark urine, persistent nausea, upper abdominal pain, or severe itching require medical evaluation if they occur with high Bilirubin.

• If there is confusion, unusual drowsiness, unusual bleeding, or rapidly worsening jaundice, emergency medical attention is needed as these could be signs of severe liver dysfunction.

• The goal is not just to find a drug to reduce Bilirubin, but to accurately identify the cause and eliminate the factor causing liver damage.

When Bilirubin levels are high, review your "medicine cabinet" before looking for another product to lower the levels. In particular, avoid paracetamol overdose, do not combine multiple medications with the same active ingredient, and do not self-administer herbs or supplements advertised as "liver tonics." If Bilirubin increases after starting a new medication or product, discuss it with your doctor to find the cause and choose a safe way to reduce Bilirubin.

References

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Content edited by: Rene Lee Nguyen.

Information reviewed and verified by expert: Andrew Collins.