PlainVitamins

Milk Thistle 525 mg

by Natrol · capsule · 60 capsules

  • On the market (NIH)
  • UPC 0 47469 05238 6
  • DSLD label 230610
  • Serving 2 capsules
  • 30 servings

Milk Thistle 525 mg by Natrol lists 7 ingredients, 7 with an amount per serving of 2 capsules, such as 525 mg of milk thistle extract, 85 mg of dandelion, 60 mg of black radish and 60 mg of burdock. Its current label entered the NIH Dietary Supplement Label Database on July 23, 2020.

What is in Milk Thistle 525 mg?

Each row as the label prints it, per serving of 2 capsules. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

Milk Thistle 525 mg: Supplement Facts rows against the market (DSLD label 230610, January 2026 release)
IngredientAmount% DVAmong products listing it
Milk Thistle extract525 mgMilk Thistle in Milk Thistle 525 mg against 1,277 products525 mg per serving; the middle half of products list 90 mg to 300 mg, the median 175 mg.525 mg

Higher than 91% of 1,277 products listing milk thistle (median 175 mg).

Silymarin420 mgSilymarin in Milk Thistle 525 mg against 208 products420 mg per serving; the middle half of products list 63.75 mg to 203 mg, the median 116 mg.420 mg

Higher than 95% of 208 products listing silymarin (median 116 mg).

Dandelion85 mgDandelion in Milk Thistle 525 mg against 793 products85 mg per serving; the middle half of products list 50 mg to 250 mg, the median 100 mg.85 mg

65% of 793 products listing dandelion give more (median 100 mg).

Black Radish60 mgRadish in Milk Thistle 525 mg against 88 products60 mg per serving; the middle half of products list 67.5 mg to 987.25 mg, the median 450 mg.60 mg

75% of 88 products listing radish give more (median 450 mg).

Burdock60 mgBurdock in Milk Thistle 525 mg against 302 products60 mg per serving; the middle half of products list 76 mg to 400 mg, the median 145 mg.60 mg

76% of 302 products listing burdock give more (median 145 mg).

Ginger Rhizome Extract60 mgGinger in Milk Thistle 525 mg against 1,770 products60 mg per serving; the middle half of products list 25 mg to 150 mg, the median 60 mg.60 mg

48% of 1,770 products listing ginger give more (median 60 mg).

Parsley35 mgParsley in Milk Thistle 525 mg against 359 products35 mg per serving; the middle half of products list 25.35 mg to 200 mg, the median 80 mg.35 mg

69% of 359 products listing parsley give more (median 80 mg).

Source: NIH ODS Dietary Supplement Label Database, label 230610 (entered July 23, 2020), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

  • Its 525 mg of milk thistle is higher than 91% of the 1,277 milk thistle products that print an amount; 111 list more.
  • Its 420 mg of silymarin is higher than 95% of the 208 silymarin products that print an amount; 5 list more.

The NIH database records one serving a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

2 products list the very same ingredients; the nearest amounts come first.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
Directions: Take 2 capsules, one time daily, with a meal.
Warnings
Warning: Consult your healthcare professional prior to use if you have or suspect a medical condition, are taking prescription drugs, or are pregnant or lactating.
Keep out of reach of children.
Allergens and what it does not contain
No: Milk, Egg, Fish, Crustacean Shellfish, Tree Nuts, Peanuts, Wheat, Soybeans, Yeast, Artificial Colors or Flavors, Added Sugar or Preservatives
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 230610.

What else is on the label?

Other ingredients: Hypromellose, Maltodextrin, Magnesium Stearate, Silicon Dioxide.

How many labels does Milk Thistle 525 mg have?

2 labels are on file under this name since May 28, 2019: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 230610 (current) Entered July 23, 2020 · on the market · 60 capsules · UPC 0 47469 05238 6
  2. Label 203167 Entered May 28, 2019 · off the market May 18, 2020 · 60 capsules · UPC 0 47469 05238 6

DSLD also links this label to: Milk Thistle Advantage 525 mg (image difference, same product).

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names Natrol, LLC. (manufacturer), Chatsworth, CA. All Natrol products.

Where next?