The liver plays a vital role in metabolism, detoxification, and synthesizing many essential substances for the body. The hepatitis B virus (HBV) causes prolonged liver damage, potentially leading to chronic hepatitis and cirrhosis. However, HBV does not directly cause hair loss. Hair loss in individuals with hepatitis B, such as yourself, may be related to certain treatment side effects.

Some medications used to treat hepatitis can affect hair, causing temporary hair loss. This condition often appears several weeks to several months into treatment and gradually improves after discontinuing the medication.

In advanced stages of liver disease, such as decompensated cirrhosis or liver cancer, impaired liver function can lead to metabolic disorders and malnutrition. Patients are at high risk of deficiencies in protein, B vitamins, iron, zinc, and other micronutrients essential for hair growth. Consequently, hair tends to become dry, brittle, easily broken, and more prone to falling out.

Dr. Ngoc examining a patient. Illustration: Tam Anh General Hospital

The extent of hair loss often varies depending on the disease stage. In mild stages, where liver function remains good, hair loss due to liver disease is rare. Conversely, in stages of cirrhosis or liver failure, individuals with hepatitis B may exhibit symptoms like dry skin, brittle nails, weight loss, fatigue, and loss of appetite.

Hair loss can also result from prolonged stress, anemia, endocrine disorders, thyroid disease, or autoimmune diseases like systemic lupus erythematosus. If hair loss is persistent or abnormally increases, you should consult a doctor for a comprehensive evaluation to identify the correct cause and ensure effective treatment. Avoid self-medicating or using unnecessary dietary supplements.

Dr. Nguyen Hong Ngoc

Department of Gastroenterology

Center for Endoscopy and Gastrointestinal Endoscopic Surgery

Tam Anh General Hospital, TP HCM