Best Milk Thistle Supplements of 2025

Elisa Drew Avatar
Elisa Drew
Last Updated: Jan 15, 2025

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Milk Thistle Supplements are a natural remedy that has been used for centuries to promote liver health. These supplements contain an active ingredient called silymarin, which has antioxidant and anti-inflammatory properties that can help protect the liver from damage caused by toxins and other harmful substances. Milk Thistle Supplements are commonly used to treat liver diseases such as cirrhosis, hepatitis, and fatty liver disease, as well as to support liver function in healthy individuals. They are available in a variety of forms, including capsules, tablets, and liquid extracts, and can be found at most health food stores and online retailers.

At a Glance: Our Top Picks

Bronson Milk Thistle Capsules for Liver Health Support Cover #TOP 1
Bronson Milk Thistle Capsules for Liver Health Support
ftb score rating icon 9.9
Puritan's Pride Milk Thistle Extract Softgels Cover #TOP 2
Puritan's Pride Milk Thistle Extract Softgels
ftb score rating icon 9.8
Nature's Bounty Milk Thistle Softgels Cover #TOP 3
Nature's Bounty Milk Thistle Softgels
ftb score rating icon 9.6

Top 10 Milk Thistle Supplements

#TOP 1

Bronson Milk Thistle Capsules for Liver Health Support

792B
Bronson Milk Thistle Capsules for Liver Health Support Cover
Bronson Milk Thistle Silymarin Marianum & Dandelion Root Liver Health Support, Antioxidant Support, Detox, 120 Capsules

Bronson Milk Thistle Capsules for Liver Health Support is a high potency supplement that contains 1,000mg of milk thistle and 50mg of dandelion root per capsule. This powerful antioxidant helps maintain healthy liver function and supports the body's natural detoxification process. Bronson Vitamins have been trusted since 1960 and are consistently recommended by top medical professionals. This natural product is vegetarian-friendly, but those allergic to ragweed or daisy-like flowers should avoid it.

What We Like
Effective liver support
Easy to swallow capsules
Good value for money
Natural detoxification properties
Contains beneficial ingredients
What We Don't Like
Time required to see results
Somewhat difficult to review
#TOP 2

Puritan's Pride Milk Thistle Extract Softgels

Puritan's Pride
1946
Milk Thistle
Puritan's Pride Milk Thistle Extract Softgels Cover
Puritan's Pride Milk Thistle Silymarin 4:1 Concentration Extract 200mg (1000 Mg Equivalent) Dietary Supplement for Liver Support, 6 Month Supply, 180 Count

Optimize your liver health with Puritan's Pride Milk Thistle Extract Softgels. With its antioxidant properties, this supplement helps to maintain healthy liver function by supporting the structure of the outer cell membrane of liver cells. Scientifically formulated and gluten-free, this supplement is trusted by millions of customers since 1973. Each bottle contains 180 softgels, providing a 3 to 6 month supply.

What We Like
Supports liver health
Easy to swallow softgels
Long-term health benefits
Cost-effective dosage
Good quality brand reputation
What We Don't Like
Stickers may appear worn
Gelcaps can get sticky in heat
#TOP 3

Nature's Bounty Milk Thistle Softgels

Nature's Bounty Milk Thistle Softgels Cover
Nature's Bounty Milk Thistle, Herbal Health Supplement, Supports Liver Health, 1000 mg, Rapid Release Softgels, 50 Ct

Looking for a supplement to support your liver health? Nature's Bounty Milk Thistle Softgels might be the answer you are looking for! This non-GMO milk thistle supplement is a concentrated herb with beneficial antioxidant properties that contribute to overall health and well-being. The supplement has been traditionally used for liver health and has been a part of Greek health practices for over 2,000 years. The rapid release liquid softgels release quickly into your system, helping you to feel better sooner.

What We Like
Long-term use without problems
Good for liver cleansing
Easy to swallow
Convenient Amazon delivery
Affordable option
What We Don't Like
Delayed noticeable effects
#TOP 4

Zazzee Organic Milk Thistle Extract Capsules

702511105082
Zazzee Organic Milk Thistle Extract Capsules Cover
Zazzee USDA Organic Milk Thistle 30:1 Extract, 7500 mg Strength, 120 Vegan Capsules, 80% Silymarin Flavonoids, Standardized and Concentrated 30X Extract, 100% Vegetarian, All-Natural and Non-GMO

Zazzee Organic Milk Thistle Extract Capsules offer outstanding value with 7500 mg strength per capsule and 120 capsules per bottle, providing up to a 4-month supply. The potent 30:1 extract creates a supplement that is 30X stronger than standard Milk Thistle capsules. With 80% Silymarin Flavonoids, each capsule contains the highest dosage available. The Milk Thistle is USDA certified organic, all-natural, vegan, and non-GMO, and is manufactured in the USA. It is the perfect supplement for liver support.

What We Like
High potency milk thistle extract
USDA Organic and vegan
Improves digestion and energy
Small, easy-to-swallow capsules
No artificial ingredients
What We Don't Like
More guidance on potency benefits needed
#TOP 5

NOW Supplements Silymarin Milk Thistle Extract

4753
Yellow
NOW Supplements Silymarin Milk Thistle Extract Cover
NOW Foods Supplements, Silymarin Milk Thistle Extract 300 mg with Artichoke and Dandelion, Double Strength, Supports Liver Function*, 200 Veg Capsules

Support your liver function with NOW Supplements Silymarin Milk Thistle Extract. This double-strength formula contains 300mg of milk thistle extract per capsule, along with artichoke and dandelion for additional support. It is soy-free, non-GMO, vegan, nut-free, made without gluten, dairy-free, egg-free, halal, and kosher. NOW is a family-owned and operated company that has been in business since 1968. This milk thistle supplement is GMP quality assured, meaning that every aspect of the manufacturing process has been examined, including laboratory/testing methods for stability, potency, and product formulation.

What We Like
Supports liver function
Effective detoxification
Suppresses cravings
Easy to swallow
Good price value
What We Don't Like
Price increased recently
Results not immediate
#TOP 6

Nutricost Milk Thistle Capsules - 6-Month Supply

ZL00817
Nutricost Milk Thistle Capsules - 6-Month Supply Cover
Nutricost Milk Thistle 1,000mg Equivalent, 240 Capsules - 250mg of 4:1 Extract - Vegan, Non-GMO and Gluten Free

Get a 6-month supply of Nutricost Milk Thistle Capsules, a premium-grade dietary supplement that supports liver health. Each bottle contains 240 vegetarian capsules of 250mg per capsule, which is equivalent to 1000mg from a 4:1 extract. The capsules are non-GMO, gluten-free, and vegetarian friendly. Nutricost Milk Thistle capsules are made in a GMP compliant, FDA registered facility, and are third-party tested for quality and purity.

What We Like
Easy to swallow
Effective for blood sugar stabilization
Fast delivery
Great packaging quality
Long expiry date
What We Don't Like
Uncertain impact on sleep
Questionable effectiveness for pain
#TOP 7

Nature's Bounty Milk Thistle Capsules

Nature's Bounty Milk Thistle Capsules Cover
Nature's Bounty Milk Thistle Capsules, Herbal Supplement, 250 mg per Serving, 200 Count

Nature's Bounty Milk Thistle Capsules are a herbal supplement that contain 250mg of Milk Thistle powder per capsule. Milk Thistle has traditionally been used to support liver health and possesses antioxidant properties that help the body fight free radicals. This supplement is part of Nature's Bounty line of traditional supplements offered to support your health and your body. Health-conscious people have trusted Nature's Bounty products for decades due to their dedication to quality, consistency, and scientific research.

What We Like
Easy to swallow capsules
Consistent product quality
Supports liver health
Affordable price
Recent date codes
What We Don't Like
Gradual dosage adjustment needed
#TOP 8

FarmHaven Milk Thistle Capsules

B19030007-01-2004
FarmHaven Milk Thistle Capsules Cover
FarmHaven USDA Organic Milk Thistle Capsules |30X Concentrated Seed Extract & 80% Silymarin Standardized - Supports Liver Function and Overall Health | Non-GMO | 120 Veggie Capsules

FarmHaven Milk Thistle Capsules are a highly potent and effective way to support your liver health. Each capsule contains 300mg of pure Silymarin, which is standardized to 80% Silymarin flavonoids, the “good stuff” in Milk Thistle. The 30:1 concentrate extract means each capsule actually delivers the equivalent of 11,250mg raw Milk Thistle seed for improved bioavailability and absorption. The product is vegan, non-GMO, gluten-free, and made in the USA in an NSF-Certified facility to ensure safety and purity.

What We Like
High strength dosage
Helps liver health
Improves energy levels
Easy to digest
No unpleasant aftertaste
What We Don't Like
May cause initial sedative effects
#TOP 9

Pure Encapsulations Silymarin: Liver Support Supplement

Pure Encapsulations Silymarin: Liver Support Supplement Cover
Pure Encapsulations Silymarin - 250 mg Milk Thistle Per Capsule - Liver Health Support - Antioxidants Supplement - Non-GMO & Vegan - 120 Capsules

Pure Encapsulations Silymarin is a milk thistle extract supplement designed to support normal liver function, healthy protein synthesis in hepatic tissue, and antioxidant protection. Made with premium ingredients and free from common allergens and unnecessary additives, this highly active botanical is a great choice for those looking to support their liver health.

What We Like
Clean product, no fillers
250 mg milk thistle extract
Supports liver health
Positive health difference
Good ingredients, decent price
#TOP 10

JIANKYTZ Milk Thistle Liver Detox Drops

1 Fl Oz (Pack of 2)
JIANKYTZ Milk Thistle Liver Detox Drops Cover
Milk Thistle Supplement for Liver Cleanse Detox & Repair, Liver Detox Drops with Organic Milk Thistle Seed, Artichoke Extract, Dandelion, Turmeric and Vegan, Non-GMO, Gluten-Free (2 Pack, 1 Fl Oz)

JIANKYTZ Liver Detox Drops are designed to support your liver health and enhance natural detoxification. With 1000mg of Organic Milk Thistle Seed and a blend of Organic Turmeric, Dandelion, and Artichoke extracts, this supplement promotes liver enzyme function and aids in cleansing. Its antioxidant-rich formula helps protect liver cells from damage, ensuring they remain healthy. The convenient liquid form allows for easy absorption, so you can take it directly or mix it with your favorite drinks for a hassle-free experience. This natural, gluten-free supplement fits seamlessly into various dietary preferences.

What We Like
Convenient liquid form
Supports liver health
Organic ingredients
Cost-effective
Easy dosage adjustment
What We Don't Like
Dropper measurement difficulty
Instructions could be clearer
Buying Guide Image

Learn More About Purchasing the Milk Thistle Supplements

Are you a first-time buyer for Milk Thistle supplements? For starters, the seeds of the Milk Thistle plant serve as a herbal remedy for detoxifying and protecting the health of your liver. The seeds of this plant have an active ingredient called Silymarin, having anti-inflammatory and antioxidant properties.

Besides giving you a healthy liver, these supplements have a range of benefits to offer. But to reap those benefits, you need to get the best quality Milk Thistle Supplement instead of just picking any bottle. This buying guide will help you buy just the right product for yourself.

Forms Of Milk Thistle Supplement

Milk Thistle supplements can be consumed in many different ways. One form might offer you an advantage over the other.

Tablets

The tablets are formed with compressed milk thistle powder. The ratio of the ingredient is well-balanced within these tablets, and they can be carried around with ease.

Capsules

The capsules contain a standardized Silymarin extract. A single capsule contains about 200-400 mg of Silymarin extract, and with fewer additives, it is a suitable choice for oral consumption.

Milk Thistle Powder

If it is hard for you to swallow big capsules, then milk thistle powder will work fine for you. The powder also consists of dried and ground milk thistle fruits. You just need to stir it in water and give your liver a healthy life.

Things To Consider Before Purchasing

Product Description

Before you buy Milk Thistle Supplement, do check the product description. Reliable and well-known brands always give details about the ingredients, certification, and level of concentration used in the manufacturing process. Also, look for product reviews of that particular brand.

Active Ingredients

Silymarin is the active ingredient of Milk Thistle supplement. And the product you prefer to buy should contain an adequate quantity of silymarin seed extract with no artificial flavors and additives.

Accurate Dosage

A Milk Thistle Supplement should contain a standard dose of about 70-80% silymarin extract in an encapsulated form per 100-300mg. These will give you maximum benefits of the product.

Who Should Avoid This Supplement?

Usually, the product has no side effects since natural extract is used in its preparation. But try to avoid the product if you are faced with the following conditions

  • If you have an intolerance to the supplement, you might experience bloating, abdominal pain, or diarrhea. Discontinue using the supplement in such a case.
  • If you are pregnant or a nursing woman.
  • Avoid the product if you have ragweed, daisies, artichokes, and kiwi allergies.
  • If you are on diabetes medication, the supplement may cause adverse reactions by lowering your blood sugar level.

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Frequently Asked Questions

How much Milk Thistle should you take daily?

A 420 mg/day orally taken is considered a safe dose and can be consumed for up to 41 days.

Should Milk Thistle be consumed with an empty stomach?

It is considered safe to consume Milk Thistle with an empty stomach. The supplement works faster on an empty stomach.

Frequently Asked Questions (FAQs)

1. What is milk thistle supplement good for?

Milk thistle supplements are commonly used for liver disorders and gallbladder problems. They are also promoted for conditions such as hepatitis, cirrhosis, jaundice, diabetes, indigestion, and other health issues. Milk thistle is believed to have beneficial effects on the liver due to its anti-inflammatory and antioxidant properties.

2. Is it OK to take milk thistle every day?

Yes, it is generally safe to take milk thistle supplements daily. The substances in milk thistle have properties that can help the liver generate new cells and protect itself. Milk thistle is known to be beneficial for liver disease, indigestion, acne, brain health, and breast milk production. However, it's always recommended to consult with a healthcare professional before starting any new supplement regimen.

3. Is there a downside to taking milk thistle?

Milk thistle is generally well-tolerated, and few side effects have been reported. Some individuals may experience mild gastrointestinal issues such as nausea, diarrhea, itching, and bloating. If you take any medications regularly, it's advisable to consult with your doctor before starting milk thistle supplements to ensure there are no potential interactions.

4. What happens when you start taking milk thistle?

When taken in appropriate doses, milk thistle is considered safe. However, some individuals may experience gastrointestinal issues such as diarrhea, constipation, nausea, vomiting, and abdominal bloating. Itchiness is another possible side effect. It's important to follow the recommended dosage and consult a healthcare professional if you have any concerns.

5. Does milk thistle really cleanse the liver?

While there is some evidence that milk thistle can decrease liver inflammation and protect against liver injury, there is not enough clinical trial data to recommend its routine use for liver cleansing. Milk thistle is often used as a part of liver support and detoxification regimens, but its full extent of benefits is still being studied.

6. Can milk thistle detox your body?

Milk thistle is believed to help detoxify chemicals and toxins that accumulate in the body. It can accelerate the regeneration of liver cells and improve liver function over time. While the benefits of milk thistle are still being researched, it is recognized for its potential in supporting liver health and detoxification processes.

7. How long until milk thistle helps liver?

Research on the effects of milk thistle is inconsistent, particularly in people with hepatitis C. However, early research suggests that taking milk thistle extract by mouth for up to one year or taking a product containing milk thistle constituent silybin plus phosphatidylcholine by mouth for one week may improve liver function tests.

8. Is milk thistle hard on the kidneys?

Milk thistle is commonly used for liver support, but it can also have positive effects on kidney and pancreatic function. It is recognized as an herbal therapeutic that can enhance detoxification processes in the liver, kidney, and pancreas.

Editor's Notes

During our milk thistle supplement research, we found 24 milk thistle supplement products and shortlisted 10 quality products. We collected and analyzed 387,215 customer reviews through our big data system to write the milk thistle supplements list. We found that most customers choose milk thistle supplements with an average price of $17.09.

The milk thistle supplements are available for purchase. We have researched hundreds of brands and picked the top brands of milk thistle supplements, including Bronson, Puritan's Pride, Nature's Bounty, Zazzee, NOW Foods. The seller of top 1 product has received honest feedback from 15,374 consumers with an average rating of 4.9.

Written by
Elisa Drew Avatar

Elisa Drew is a really professional copywriter specializing in baby products with five years of experience working as a pediatrician once. She has published a series of baby books purchased by over thirty thousand people in the United States.

Milk Thistle Supplements Comparison Table

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#TOP10
Brand Bronson Puritan's Pride Nature's Bounty Zazzee NOW Foods Nutricost Nature's Bounty FarmHaven Pure Encapsulations JIANKYTZ
Item Form capsules Softgel Softgel capsules Capsule capsules Capsule Capsule Capsule Drop
Package Information Bottle Bottle Bottle Bottle Bottle Bottle Bottle Bottle Bottle Bottle
Item Package Quantity 1 1 1 1 1 1 1 1 1 -
FTB Score
ftb score rating icon 9.9
ftb score rating icon 9.8
ftb score rating icon 9.6
ftb score rating icon 9.4
ftb score rating icon 9.3
ftb score rating icon 9.1
ftb score rating icon 9.0
ftb score rating icon 8.9
ftb score rating icon 8.9
ftb score rating icon 8.9
Where to Buy