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Showing Results for Liver Health and Detoxification

CL Answers (18)

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What is fermented cod liver oil, such as Blue Ice? Is it better than regular cod liver oil?

Fermented cod liver oil information including if Rosita & Blue Ice (Green Pastures) is as good a source of vitamins and DHA as regular.

Fermented Oil On Spoon and in Syringe

Is there a risk of liver toxicity with certain supplements?

Find out if there is risk of liver damage from supplements such as green tea, niacin, red yeast rice and vitamin A.

Liver Shape Made From Paper with Pills and Bottle Against Blue Background

Do any supplements help with fatty liver disease? Are some diets more beneficial than others?

Find out if supplements such as vitamin E, fish oil, milk thistle, curcumin, choline, probiotics, vitamin D, reishi mushroom, or extra virgin olive oil are beneficial for fatty liver disease and learn which diet (Mediterranean, ketogenic, DASH, or fasting diets) seems to have greatest benefit.

Overweight man holding his right side near his liver

What is desiccated beef liver? What is it used for, and is it safe?

Description of desiccated beef liver, including what it is used for, its nutrient content, and safety concerns.

Beef liver powder

What are the effects of curcumin on the liver?

Is turmeric good for your liver? Short & long-term studies on turmeric such as the impacts on non-alcoholic fatty liver disease (NAFLD) and more.

Curcumin and Turmeric

What is the difference between fish oil and cod liver oil? Is one better than the other?

Find out how regular fish oil and cod liver oil differ including amounts of omega-3s EPA and DHA, vitamin A and vitamin D, which is best to suit your needs. ConsumerLab.com's answer explains.

Fish Oil vs. Cod Liver Oil -- bottle of cod liver oil pouring into spoon

Can taking N-acetylcysteine (NAC) supplements reduce my risk of liver damage from acetaminophen?

Information on taking NAC supplements (N-acetylcysteine) to reduce the risk of liver damage from acetaminophen.

Doctor Pointing to Liver Model

Is it true that milk thistle supplements can be contaminated with toxins that can be harmful to the liver?

Find out if milk thistle supplements can be contaminated with toxins that can be harmful to the liver.

Milk Thistle Plant and Supplement on White Background

My doctor warned me that red yeast rice can cause liver damage - is that true?

Can red yeast rice cause liver damage? More information on its effects, including possible danger to the liver and kidneys.

Red Yeast Rice Tablets on White Background

Can CLA slimming supplements cause liver damage?

Find out more about CLA slimming supplements and their safety, including if they can cause liver damage.

Sign Saying CLA with Omega 6 Pills on White Background

Is it true that fish oil supplements may contain soy? I'm allergic!

Learn about soy content in fish oil and cod liver oil, including safety for those with soy allergies.

Do Fish Oil Supplements Contain Soy? -- bottle of fish oil and fish oil capsules

Are there any supplements I should avoid when taking acetaminophen (Tylenol)?

Find out if there are any supplements that should be avoided when taking acetaminophen (Tylenol).

Acetaminophen (Tylenol) Interactions With Supplements -- box of Tylenol

I would like to try gotu kola for varicose veins but I've heard it's not safe to take. Is that true?

Learn more about gotu kola, including possible benefits for varicose veins and whether it is safe to take. ConsumerLab explains.

What is TUDCA (tauroursodeoxycholic acid)? Does it have any proven health benefits, and is it safe?

TUDCA information, including its potential health benefits, safety, possible interactions, and cost.

What is Tudca - white capsules poured out of container

Are there any serious side effects with Lovaza or Epanova (prescription fish oil)? If so, would these also apply to generic versions of these drugs and to fish oil supplements?

Understand the side effects of prescription fish oil like Lovaza and Epanova, and find out if the generic fish oils are effective and safe.

Fish Oil and Other Marine Oil Supplements Reviewed by ConsumerLab.com

I am very concerned about getting too much vitamin A. Is there danger in getting too much vitamin A if I take fish oil, which I've heard contains a lot of vitamin A, in addition to my multivitamin?

Find out if taking vitamin A along with fish oil can lead to an excess of vitamin A and how to avoid vitamin A overdose.

Fish Oil Supplements Poured from Bottle into Hand

Is cinnamon dangerous for my liver? I put about a teaspoon of it in my oatmeal every day.

The most common form of cinnamon contains a naturally occurring liver toxin called coumarin. Find out how much cinnamon is safe to consume, and how often it can be consumed. Also learn how much coumarin ConsumerLab found in popular cinnamon and spices.

Liver Danger With Cinnamon -- Bowl of oatmeal with cinnamon and cinnamon sticks

Is it safe to consume fish oil as a long-term food supplement?

Learn more about fish oil supplement safety including long-term use, side effects, and more.

Fish Oil
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Clinical Updates (29)

Search term may appear only in full report available to members. Join now for full access.

2/18/2022

Fish Oil for Fatty Liver?

Can fish oil supplementation help reduce liver fat and fibrosis in people with non-alcoholic fatty liver disease (NAFLD)? Find out what a recent study suggests in the Liver Disease section of our Fish Oil Supplements Review.

Also see our article about Supplements for Fatty Liver Disease.

7/31/2021

Coffee And Fatty Liver Disease?
Can drinking coffee help prevent fatty liver disease and liver fibrosis (scarring)? Find out what research suggests in our CL Answer about supplements and diets for fatty liver disease.
8/07/2021

Bergamot for Fatty Liver?
Can bergamot help reduce cholesterol or liver fat in people with fatty liver disease? Find out in our updated answer about Supplements and Diets for fatty Liver Disease.
6/20/2014

Green Tea and Liver Toxicity
Green tea extract was listed as one of the most common dietary supplements linked to liver injury in a newly published guideline for diagnosing and treating drug-induced liver injury. Find out what one of the authors of the guideline had to say about the catechin content of some green tea supplements, and get our test results showing the amounts of catechins in green tea supplements in the Green Tea Supplements, Drinks and Brewable Teas Review >>   
7/12/2016

Vitamin D & Fatty Liver
Vitamin D supplementation may decrease fat accumulation in the liver in people with non-alcoholic fatty liver disease who are vitamin D deficient. Get the details in the "What It Does" section of the Vitamin D Supplements Review >>
10/25/2014

Probiotics Reduce Cholesterol / Improve Liver Function
Adding probiotic organisms to yogurt appeared to reduce LDL ("bad") cholesterol in a study of people with nonalcoholic fatty liver disease, a common condition. Levels of liver enzymes also improved and more weight loss occurred when people ate the probiotic yogurt, in contrast to those who ate regular yogurt. The probiotic organisms used in this study are found in several products recently tested by ConsumerLab.com. See the details in the Probiotic Supplements Review >> 
7/27/2021

Diets for Fatty Liver Disease
Are some diets more beneficial than others for fatty liver disease? Find out in our CL Answer about supplements and diets for fatty liver disease.
9/17/2021

Vitamin C For Fatty Liver?
Can taking high-dose vitamin C improve liver function or insulin resistance in people with NAFLD (non-alcoholic fatty liver disease)? Find out what a recent study showed in the What It Does section of our Vitamin C Supplements Review. Also see our Top Picks among vitamin C supplements.
10/05/2021

Diet for Fatty Liver Disease
Find out the most important dietary considerations for people with fatty liver disease in our updated answer to the question: Do any supplements help with fatty liver disease? Are some diets more beneficial than others?
4/22/2022

Vitamin E for Fatty Liver Disease?

Can supplementation with vitamin E benefit people with non-alcoholic fatty liver disease (NALFD)? See what the American Heart Association recently advised in the What It Does section of our Vitamin E Supplements Review.

Also see our answer to the question: Do any supplements help with fatty liver disease?

7/10/2021

Liver Injury With Ashwagandha
Although rare, liver injury has been linked to the use of certain ashwagandha supplements. Another case was recently reported. Get the details in the Concerns and Cautions section of the Ashwagandha Supplements Review.
7/17/2021

Fish Oil and Fatty Liver Disease?
Can taking fish oil over a lifetime increase the risk of developing fatty liver disease? Find out in the Concerns and Cautions section of the Fish Oil Supplements Review.
11/06/2020

Fish Oil for Liver Disease?
Does taking fish oil help people with nonalcoholic fatty liver disease (NAFLD)? Find out what a recent study suggested in the What It Does section of our Fish Oil Supplements Review. Also see our Top Picks for fish oil.
8/02/2012

Vitamin E and Liver Cancer
A study has shown a dramatic decrease in the risk of liver cancer among people taking vitamin E supplements or getting higher amounts of vitamin E from their diets. But don't necessarily rush out to get vitamin E. Read the details in the update to the Vitamin E Supplements Review. More >>
12/23/2013

Liver Toxicity with Supplements, Including Green Tea
An increase in cases of liver toxicity associated with dietary supplement use has recently been reported. In an article about the findings, The New York Times reports that bodybuilding supplements and products containing green tea extracts are among those associated with such cases. For more information about green tea extracts and toxicity, see the Concerns and Cautions section of the Green Tea Supplements Review >> 
9/18/2018

Curcumin Effect on Liver

Long-term use of curcumin may negatively affect the liver in a small percentage of people, according to a new report. Get the details in the Concerns and Cautions section of the Turmeric and Curcumin Supplements Review. (Also see our Top Picks for turmeric and curcumin.)
11/20/2018

Liver Toxicity With Niacin
The death of a woman from acute liver failure highlights the risk of a particular formulation of high-dose niacin. For details, see the Niacin section of the B Vitamin Supplements Review. (Also see our Top Picks for niacin and other B vitamins.)
6/08/2019

Turmeric (Curcumin) and Fatty Liver Disease
Several studies suggest that curcumin supplements (from turmeric) may be helpful to people with non-alcoholic fatty liver disease. For details, see the What It Does section of the Turmeric & Curcumin Supplements Review. Also see our Top Picks among products.
6/08/2019

Liver Injury With Turmeric
Another case of liver injury from a turmeric/curcumin supplement was recently reported. Although not common, it is important to be aware of this potential risk. For details, see the Concerns and Cautions section of the Turmeric & Curcumin Supplements Review.
7/13/2019

Liver Toxicity With Turmeric
Although uncommon, there are now several recent reports of liver toxicity associated with turmeric or curcumin supplements. Get the details in the Concerns and Cautions section of the Turmeric and Curcumin Supplements Review. Also see our Top Picks for turmeric and curcumin.
5/22/2019

Liver Injury With Ashwagandha
Although rare, several cases of liver injury associated with the use of ashwagandha supplements were recently reported. See the details in the Concerns and Cautions section of the Ashwagandha Supplements Review. This has affected our selection of a Top Pick.
10/14/2017

Fatty Liver and Vitamin D

A recent study showed that it is difficult to raise vitamin D levels in some people who have non-alcoholic fatty liver disease -- a condition affecting 30% of Americans. This is concerning, as there may be benefits to raising low levels of vitamin D in such people. Learn more in the "What It Does" section of the Vitamin D Supplements Review >>
8/13/2019

Extra Virgin Olive Oil and Fatty Liver Disease
Can consuming a Mediterranean diet enriched with extra-virgin olive oil decrease the incidence of non-alcoholic fatty liver disease? See what a new study found in the What It Does section of the Extra Virgin Olive Oil Review. Also see our tests and Top Picks among extra virgin olive oils.
10/30/2019

Liver Toxicity With Turmeric/Curcumin
Several cases of liver toxicity from turmeric and curcumin supplements have been reported. For details, and the latest case, see the Concerns and Cautions section of the Turmeric and Curcumin Supplements Review.
3/25/2020

Another Case of Liver Injury With Turmeric
Although believed to be rare, we’ve been reporting a steady stream of cases of liver injury (hepatitis) with turmeric supplements. Learn the symptoms and read the latest in the Concerns and Cautions section of the Turmeric and Curcumin Supplements Review.
8/02/2020

Ginseng for Liver?
Does taking ginseng lower blood markers of liver disfunction? Find out what a recent study showed in the What It Does section of the Ginseng Supplements Review. Also see our Top Picks for ginseng.
12/14/2021

Liver Injury from Ashwagandha
Several cases of liver injury have been reported with use of ashwagandha supplements, including a recent report suggesting why this may happen. Get the details in the Concerns and Cautions section of our Ashwagandha Supplements Review.
1/14/2022

Liver Injury With Reishi

Although very rare, liver injury has occurred in people taking reishi mushroom. Learn more, including details of a recent report, in the Concerns and Cautions section of our Reishi Mushroom Supplements Review.
6/07/2022

Liver Danger With Muscle-Building Supplement

A case of liver toxicity was linked to use of an illegal ingredient found in some muscle-building supplements. Get the details in the Concerns and Cautions section of our Muscle & Workout Supplements Review.

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  2. Clinical Updates
  3. Recalls & Warnings
  4. News Releases