Itching and Liver Disease: Why Your Skin Might Be the First Sign of Trouble

It’s not uncommon for your skin to feel dry or itchy occasionally. Changes in weather, allergies, drug side effects, or even stress can cause temporary irritation. But when itching becomes persistent and doesn’t seem to have an obvious cause, it may be a sign of something more serious. One of the lesser-known reasons for chronic […]
March 13, 2025
Dr. Debra Weinstein
Dr. Weinstein is a leading expert in decentralized clinical trials at Science 37, where she has been instrumental in advancing remote research opportunities since 2017. With active medical licensure in 46 states, she oversees a wide range of studies across diverse therapeutic areas, ensuring broader patient access to cutting-edge treatments.

A board-certified internist, Dr. Weinstein has over two decades of experience in clinical research. She has served as a principal investigator on more than 200 trials and has founded multiple research organizations specializing in internal medicine, rheumatology, orthopedics, and pain management. Recognized for her contributions to medical research, she has been named "Woman of the Year" by the National Association of Professional Women.

It’s not uncommon for your skin to feel dry or itchy occasionally. Changes in weather, allergies, drug side effects, or even stress can cause temporary irritation. But when itching becomes persistent and doesn’t seem to have an obvious cause, it may be a sign of something more serious. One of the lesser-known reasons for chronic itching is liver disease.

Itching (pruritus) is a common sign of chronic liver disease. It can be a localized itch on your lower arm or an all-over itch. Either way, it can result in a distracting and overwhelming desire to scratch.

Why Does Liver Disease Cause Itching?

Your liver plays a major role in detoxifying your body. When it’s not working properly, toxins and bile acids can build up in your bloodstream. Researchers believe these imbalances may contribute to itching, but they’ve yet to pinpoint a single cause. Instead, multiple factors could be at play, including:

  • Bile salts: Some people with liver health issues accumulate bile salts under their skin, triggering itchiness. However, not everyone with high bile salts experiences itching, making this connection complex.
  • Histamine levels: Some people with liver disease have higher histamine levels, which can contribute to itching. Oddly, antihistamines don’t always provide relief.
  • Serotonin imbalance: Serotonin, a neurotransmitter that affects mood, may also influence how you perceive itching. This could explain why certain antidepressants, like selective serotonin reuptake inhibitors (SSRIs), help some people with liver disease-related pruritus.
  • Hormones: Itching sometimes worsens during pregnancy or with hormone replacement therapy, suggesting that female sex hormones play a role.
  • Serum alkaline phosphatase (ALP): High ALP levels are often linked to itch-related liver diseases like primary biliary cirrhosis (PBC).
  • Lysophosphatidic acid (LPA) and autotaxin: Elevated LPA levels may increase itch intensity, making this a key focus of medical research.

Which Liver Diseases Cause Itching?

Not all liver conditions cause itching. It’s rarely associated with alcohol-related liver disease or nonalcoholic fatty liver disease (NAFLD). However, if you have any of the following conditions, persistent itching could be a sign that your liver function is declining:

  • Primary Biliary Cirrhosis (PBC): A progressive disease that damages the bile ducts, often causing itchy skin as an early symptom.
  • Primary Sclerosing Cholangitis (PSC): A chronic condition that leads to scarring of the bile ducts, increasing bile acid levels in the bloodstream.
  • Intrahepatic Cholestasis of Pregnancy (ICP): A pregnancy-related liver disorder that causes intense itching, especially on the hands and feet.
  • Cholestasis: Any condition that slows or blocks bile flow, leading to bile buildup and skin irritation.
  • Hepatitis (B or C): Some viral infections affect liver function and can cause itching and other liver disease symptoms.
  • Cirrhosis: As the liver becomes more damaged, long-term itching may worsen due to reduced bile flow.

How Liver Disease-Related Itching Affects You

The itching sensation is deep, persistent, and impossible to ignore. It’s not the kind of itch you can scratch away. No amount of rubbing, pressing, or scratching brings real relief. Instead, the more you scratch, the worse it gets.

Many people scratch until their skin bleeds, leaving raw, painful wounds and skin lesions that take longer to heal. This can lead to skin infections, scarring, and constant discomfort. Even simple things like showering, wearing certain fabrics, or being in warm temperatures can make the itching worse.

But the effects go far beyond your skin. Sleep becomes a battle—just as you try to rest, the itching flares up, keeping you awake for hours. The next day, exhaustion hits hard, leaving you feeling drained, foggy, and irritable. Tasks that used to feel easy suddenly feel impossible when you’re running on little to no sleep.

Then there’s the emotional toll. Itching that never stops can make you feel anxious, frustrated, and even hopeless. It’s exhausting to deal with something so relentless—especially when people around you don’t fully understand what you’re going through. Over time, your quality of life takes a serious hit.

How to Manage Liver-Related Itching

Liver-related itching usually doesn’t go away on its own, but there are ways to manage it. Because the exact cause isn’t fully understood, treatments vary, and what works for one person might not work for another. It often takes a mix of therapies and some trial and error to find relief.

Here are some things that might help:

Try Not to Scratch

Scratching may feel good in the moment, but it makes things worse. It can damage your skin and lead to infections. Keep your nails short, wear loose clothes, and use a cold compress when the itching gets bad.

Use Anti-Itch Creams or Lotions

Some creams and lotions can help calm the itch. Look for fragrance-free options with menthol or calamine. If over-the-counter products don’t work, your doctor might prescribe a stronger cream.

Take Prescription Medications

Doctors sometimes prescribe medications that help with itching. Some, like Rifampicin or cholestyramine, work by lowering bile acid levels, while others, like Naltrexone, change how your brain processes the itch. If one medication doesn’t help, your doctor might try another.

Use Antihistamines for Sleep

Antihistamines don’t usually stop the itching but can help you sleep better. If the itching keeps you up at night, taking one before bed might give you some much needed relief.

Consider Light Therapy

Light therapy (phototherapy) can help some people. It exposes your skin to controlled UV light, reducing the itch by affecting nerve signals.

Talk to Your Doctor About a Liver Transplant

If your liver disease is severe and other treatments don’t work, a liver transplant might be the best option. This is usually only for advanced cases, but it can completely stop the itching if your new liver is healthy.

If you’re dealing with liver-related itching, don’t ignore it. Talk to your doctor, try different treatments, and find what works best for you. Relief is possible—you just need the right plan.

Why Early Detection Matters

Persistent itching might be the first sign that your liver is struggling. If you also notice fatigue, yellowing skin (jaundice), dark urine, or unexplained nausea, don’t ignore it. Early detection of liver disease gives you the best chance of preventing further damage and maintaining your quality of life.

Emerging Therapies and Clinical Trials

Research into emerging therapies for pruritus is ongoing. Scientists are exploring new medications that block the pathways responsible for itching. Some clinical trials are testing drugs that specifically target LPA and autotaxin, which could lead to breakthroughs in symptom management.

Science 37 also offers clinical trials for people with PBC and PSC to test an investigational medication called Volixibat. Researchers want to find out if this treatment can safely and effectively reduce itching caused by these liver diseases.

If traditional treatments haven’t worked, joining a clinical trial could give you access to cutting-edge therapies. Clinical trial participants help advance groundbreaking research and get a chance to try innovative solutions before they become widely available.

Interested? Learn more about the trial and see if you’re eligible. Your participation could help improve treatment options for countless others with liver-related itching.

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