The liver already carries out the body's detoxification work. Drinks, teas and supplements sold as a ‘cleanse’ don't wash it out, and some herbal products can cause harm. Supporting the liver is less dramatic: drink less alcohol, eat a varied diet, move regularly and work with your clinical team on any condition affecting weight, cholesterol or blood sugar.
Vegetables, pulses, whole grains, fish and unsaturated fats fit the same broad pattern recommended for heart and metabolic health. Sustainable habits matter more than one very strict month. If you drink alcohol, several regular alcohol-free days may be easier to maintain than swinging between abstinence and heavy weekends.
Abnormal liver tests need proper follow-up. Yellow skin or eyes, dark urine, a swollen abdomen, vomiting blood or confusion require urgent medical help. Food can support liver health, but it can't replace investigation or treatment when liver disease is present.
This article offers general information and does not replace advice from someone who knows your medical history. If you are pregnant, take regular medicine or live with a long-term condition, speak to your GP, nurse, pharmacist or a registered dietitian before making a major change to the way you eat.
Alcohol: the main food-drink lever
Alcohol is a major preventable cause of liver harm. Current UK lower-risk guidance advises no more than 14 units a week, spread over three or more days; that is a maximum rather than a target. Alcohol-free days can help some people drink less.
Home measures are often larger than people realise, so measure a favourite glass once. Smaller pours, alcohol-free drinks and social plans that centre food can make reduction easier without withdrawing from every occasion.
14 units weekly max - spread, not saved for Saturday.
Several alcohol-free days every week.
Alcohol-free beer - social ritual without units.
Metabolic dysfunction-associated steatotic liver disease, previously often called non-alcoholic fatty liver disease, is linked with metabolic health and sometimes excess weight. Where weight loss is recommended, gradual change can improve liver markers.
The right target is individual and should be discussed with your clinician. Crash diets and liver-cleansing kits are not treatments and can make nutrition or medication management harder.
Gradual loss under medical supervision, not crash.
Sugary drinks - first swap to water or dilute squash.
Same plate as heart health - veg, pulses, whole grains.
The affordable protective plate
Build meals around vegetables, pulses, whole grains and a suitable source of protein. Use unsaturated fats such as olive or rapeseed oil in modest amounts, and reduce sugary drinks and frequent heavily processed snacks.
This is the same broad pattern used for heart and diabetes prevention, so the household does not need a separate liver menu. Beans, lentils, frozen vegetables and tinned fish keep it affordable.
Half veg - frozen counts fully.
Pulses most days - prescription pulses guide.
Rapeseed or olive oil - modest amounts for cooking.
What not to waste money on
Avoid detox teas and unregulated herbal blends. Some supplements can injure the liver or interact with prescribed medicines, and high-dose vitamin A is harmful.
Water, ordinary tea and regular meals are safer defaults than energy drinks or a stack of products marketed as a cleanse. Pregnancy has specific advice about liver and vitamin A, which should follow current NHS guidance.
Too much vitamin A can be harmful, particularly from supplements.
Detox teas are marketing products, not liver treatments.
Energy drinks are not a liver remedy and may add substantial sugar or caffeine.
When the liver needs a doctor
Abnormal liver blood tests need follow-up to establish the cause. Yellow skin or eyes, very dark urine, pale stools, vomiting blood, increasing abdominal swelling or confusion require urgent medical help.
Do not respond to those signs by stopping prescribed medicine or starting a supplement without advice.
Persistently abnormal LFTs on blood tests.
Yellowing skin or eyes, dark urine, pale stools.
Swollen abdomen or ankles, confusion - urgent care.
Hepatitis vaccination and risk reduction - NHS services.
Plan meals that reduce metabolic load
Plan vegetable-rich meals and decide in advance which days will be alcohol-free. A batch-cooked dinner can reduce the pairing of takeaway food with extra drinks on a tired evening.
Sharing ingredients across meals keeps the change affordable. Redirecting even part of the alcohol or delivery budget towards groceries makes the trade visible without creating a specialist diet.
Monday reset - veg-heavy dinners named.
Batch-cook Sundays - home meal beats takeaway + drinks.
Overlap one pepper bag across two meals.