Do Liver Detoxes and Cleanses Work After Drinking?

There’s no good evidence that a liver detox after drinking, whether a cleanse, a tea or a supplement, removes alcohol or repairs the liver: your liver already clears alcohol on its own, and some herbal and dietary supplements have themselves been linked to liver injury.1, 2 What measurably helps a liver recover is simpler and free: drinking less, or stopping.3

Key takeaways

  • NIH’s complementary-health center says studies of “detox” programs in people are few and low quality, and no studies have looked at their long-term effects.1
  • Herbal and dietary supplements were implicated in about 10% of liver-injury cases in the US Drug-Induced Liver Injury Network, a share that has recently exceeded 16%.2
  • The liver clears alcohol at about 7 grams an hour for an average 70-kg adult, roughly one standard drink every one to two hours, and nothing has been shown to meaningfully speed it up.4, 5
  • In biopsy studies, alcohol-related fatty liver resolved completely after 2 to 3 weeks without alcohol.3

What do liver detox products claim?

They promise to pull “toxins” out of your body and undo a big weekend: drink this, take that, reset.

NIH’s National Center for Complementary and Integrative Health (NCCIH) lists the usual approaches: fasting, juice-only diets, supplements and herbs, colon cleansing and saunas.1 Products aimed at drinkers add “liver flush” kits, detox teas and “liver support” capsules.

The word “detox” also has a real medical meaning, and it isn’t this. In medicine, alcohol detox means medically supervised management of alcohol withdrawal, which can be life-threatening.6 See what alcohol detox really means.

How does your liver actually detoxify alcohol?

Your liver is the detox system. It breaks alcohol down in two main steps, at a pace no product has been shown to change.4

Alcohol dehydrogenase (ADH) converts ethanol to toxic acetaldehyde, and aldehyde dehydrogenase (ALDH) converts that to acetate.4 See how your body processes alcohol.

The speed limit is real: about 7 grams of alcohol an hour for a 70-kg adult, against 14 grams in a US standard drink, so many adults need one to two hours per drink.4, 7

What does research say about cleanses and detox products?

Very little, and none of it shows a product clearing alcohol or repairing a liver.1

NCCIH found only a small number of human studies of detox programs, all low quality. A 2015 review found no compelling research that detox diets remove toxins, and a 2017 review found juicing causes early weight loss from low calories, followed by regain.1

The popular “liver herbs” haven’t done better. NCCIH says trials of milk thistle for liver diseases, including alcohol-related liver disease, have been conflicting or too limited to draw conclusions, and two NCCIH-funded trials, in hepatitis C and fatty liver disease, found no benefit. Some milk thistle products also contained amounts quite different from the label.8 Dihydromyricetin (DHM), a vine-tea flavonoid, has been tested for liver effects in small randomized trials only in people with fatty liver disease (one combined it with vitamins and choline), not in people drinking alcohol.9, 10 For the head-to-head, see DHM vs. milk thistle.

Liver “detox” approaches vs. the evidence (as of October 2026)
Approach The pitch What the evidence shows
Juice cleanses Flush toxins, reset Few, low-quality studies; weight lost from low calories tends to return. Unpasteurized juice can make people sick.1
Detox teas and laxative cleanses Clean out your system Laxatives cause diarrhea, which can lead to dehydration. Colon cleansing has limited evidence and possible serious side effects.1
Days of water and herbal tea, no food Give your liver a rest Can cause dangerous electrolyte imbalances.1
Milk thistle and other “liver support” herbs Protect or repair the liver Trials conflicting or too limited; two NCCIH-funded trials negative; label-accuracy problems.8
DHM supplements Marketed around drinking No human trial of liver effects in people who drink; small liver trials only in people with fatty liver disease.9, 10
Not drinking No pitch; it’s free Fatty liver resolved in 2–3 weeks in biopsy studies; a month off lowered liver enzymes in healthy moderate-to-heavy drinkers.3, 11

Can supplements harm the liver? What NIH’s LiverTox and DILIN data show

Yes. “Natural” is not the same as safe for your liver, and the share of US liver-injury cases blamed on supplements has grown.12

In the US Drug-Induced Liver Injury Network (DILIN), herbal and dietary supplements were implicated in about 10% of cases, and most recently in more than 16%, according to NIH’s LiverTox.2 An earlier DILIN analysis found the supplement share of cases rose from 7% to 20% between 2004 and 2013. Injuries from non-bodybuilding supplements led to death or liver transplant more often than injuries from conventional medicines (13% vs. 3%).12

Green tea extract, common in weight-loss products, is rated by LiverTox as a well-established (though rare) cause of liver injury, with more than 100 reported cases.13 Supplement makers don’t need FDA approval before selling, and aren’t required to run safety studies first.2 Our guide to reading a supplement label explains what to look for, and is DHM safe? covers that ingredient specifically.

What actually helps your liver recover?

Less alcohol, and time. Stopping drinking is the core treatment for alcohol-related liver disease.14

  • Drink less, or stop. The 2025–2030 Dietary Guidelines say, “Consume less alcohol for better overall health.”15 In a UK observational study, one month off alcohol lowered the liver enzyme GGT by about 29% in healthy moderate-to-heavy drinkers.11
  • Be careful with acetaminophen. NIAAA warns that alcohol plus acetaminophen can be toxic to the liver. Follow the label and ask a pharmacist.16
  • Ask before adding supplements, especially if you have liver disease. NIH advises people with cirrhosis to talk with a doctor before taking dietary or herbal supplements.17

Some people shouldn’t drink at all, including anyone pregnant or taking interacting medicines, and no one should drive after drinking.15 For timelines, see how long the liver takes to recover and liver support after drinking.

How do you spot a misleading detox claim?

Be skeptical of any product that removes unnamed “toxins” or undoes drinking. FDA and FTC have acted against detox sellers over hidden ingredients and false disease claims.1 Red flags:

  • promises to “flush,” “cleanse” or “reset” your liver after drinking;
  • claims to treat, reverse or prevent liver disease, which supplements aren’t allowed to make;18
  • laxatives or diuretics in the ingredient list;
  • proprietary blends that hide how much of each ingredient you’re getting;
  • before-and-after testimonials instead of published human trials.

What we don’t know yet

No study has looked at the long-term effects of detox programs, and there are no reliable US population figures on how often supplements injure the liver.1, 2 No supplement has human evidence that it protects the liver of people who drink.

Frequently asked questions

Can you flush alcohol out of your liver?

No. Your liver breaks alcohol down at a fairly fixed pace, roughly one standard drink every one to two hours for many adults, and nothing (coffee, water, cold showers or supplements) has been shown to meaningfully speed it up. Only time clears it.4, 5, 16

Do detox teas work?

There’s no good evidence they remove toxins or help the liver. Laxatives, common in detox products, cause diarrhea that can lead to dehydration, and FDA and FTC have acted against some detox sellers over hidden ingredients and false claims.1

Are liver cleanses safe?

Not always. Unpasteurized juices can make people sick, and days of water and tea without food can cause dangerous electrolyte imbalances. Supplements are implicated in more than 16% of recent US drug-induced liver injury cases.1, 2

Is there a fast way to “detox” a liver after drinking?

No shortcut exists. Stopping or cutting back on alcohol is what helps: in biopsy studies, alcohol-related fatty liver cleared after 2 to 3 weeks without alcohol. If you drink heavily every day, talk to a doctor before stopping, because withdrawal can be dangerous.3, 6

Sources

  1. National Center for Complementary and Integrative Health (NCCIH). “Detoxes” and “Cleanses”: What You Need To Know. Updated March 2025. NCCIH
  2. National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK), LiverTox. Herbal and Dietary Supplements. Updated July 1, 2025. NCBI Bookshelf
  3. Thomes PG, Rasineni K, Saraswathi V, et al. Natural recovery by the liver and other organs after chronic alcohol use. Alcohol Research: Current Reviews. 2021;41(1):05. PMID 33868869. PubMed
  4. Cederbaum AI. Alcohol metabolism. Clinics in Liver Disease. 2012;16(4):667–685. PMID 23101976. PubMed
  5. Jones AW. Evidence-based survey of the elimination rates of ethanol from blood with applications in forensic casework. Forensic Science International. 2010;200(1–3):1–20. PMID 20304569. PubMed
  6. MedlinePlus (U.S. National Library of Medicine). Alcohol withdrawal. Reviewed January 1, 2025. MedlinePlus
  7. NIAAA. What Is A Standard Drink? Updated December 2025. NIAAA
  8. NCCIH. Milk Thistle. Updated February 2025. NCCIH
  9. Chen S, Zhao X, Wan J, et al. Dihydromyricetin improves glucose and lipid metabolism and exerts anti-inflammatory effects in nonalcoholic fatty liver disease: a randomized controlled trial. Pharmacological Research. 2015;99:74–81. PMID 26032587. PubMed
  10. Michailidou E, et al. Dietary supplement based on dihydromyricetin in metabolic dysfunction-associated steatotic liver disease: a double-blind, placebo-controlled, randomized clinical trial. Annals of Gastroenterology. 2026;39(1):54–62. PMID 41612982. PubMed
  11. Mehta G, Macdonald S, Cronberg A, et al. Short-term abstinence from alcohol and changes in cardiovascular risk factors, liver function tests and cancer-related growth factors: a prospective observational study. BMJ Open. 2018;8(5):e020673. PMID 29730627. PubMed
  12. Navarro VJ, Barnhart H, Bonkovsky HL, et al. Liver injury from herbals and dietary supplements in the U.S. Drug-Induced Liver Injury Network. Hepatology. 2014;60(4):1399–1408. PMID 25043597. PubMed
  13. NIDDK, LiverTox. Green Tea. Updated November 20, 2020. NCBI Bookshelf
  14. Osna NA, Donohue TM Jr, Kharbanda KK. Alcoholic liver disease: pathogenesis and current management. Alcohol Research: Current Reviews. 2017;38(2):147–161. PMID 28988570. PubMed
  15. U.S. Department of Agriculture and U.S. Department of Health and Human Services. Dietary Guidelines for Americans, 2025–2030. Released January 7, 2026; “Limit Alcoholic Beverages,” p. 4. PDF
  16. NIAAA. Hangovers. Updated December 2025. NIAAA
  17. NIDDK. Treatment for Cirrhosis. Last reviewed June 2023. NIDDK
  18. U.S. Code of Federal Regulations. 21 CFR 101.93: Certain types of statements for dietary supplements. eCFR, current as of 2026. eCFR
  19. National Institute on Alcohol Abuse and Alcoholism (NIAAA). Understanding the Dangers of Alcohol Overdose. Updated December 2025. NIAAA
  20. Substance Abuse and Mental Health Services Administration (SAMHSA). SAMHSA’s National Helpline. Accessed October 9, 2026. SAMHSA

Published by Fuller Health, which makes After Party. This article is general information, not medical advice: talk to a doctor or pharmacist about your own health, medicines and drinking. Last reviewed October 9, 2026. How we research and write.

Back to blog