PlainVitamins

Silymarin

by Karuna · capsule · 90 vegetarian capsules

  • On the market (NIH)
  • UPC 0 18647 05206 1
  • DSLD label 35806
  • Serving 1 capsule
  • 90 servings

Silymarin by Karuna lists one ingredient: 170 mg of milk thistle per serving of 1 capsule. Its current label entered the NIH Dietary Supplement Label Database on July 25, 2014.

What is in Silymarin?

Each row as the label prints it, per serving of 1 capsule. 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).

Silymarin: Supplement Facts rows against the market (DSLD label 35806, January 2026 release)
IngredientAmount% DVAmong products listing it
Milk Thistleas Silymarin, Silymarin flavonoidsMilk Thistle (Form: standardized extract providing 80% Silymarin, or Silymarin flavonoids) Genus: Silybum Species: marianum170 mgMilk Thistle in Silymarin against 1,277 products170 mg per serving; the middle half of products list 90 mg to 300 mg, the median 175 mg.170 mg

54% of 1,277 products listing milk thistle give more (median 175 mg). Per day at the most servings: 510 mg.

Source: NIH ODS Dietary Supplement Label Database, label 35806 (entered July 25, 2014), 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?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

The NIH database records 3 servings 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?

6 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
Suggested use for adults: One capsules three times daily, or as directed by your health care practitioner.
Allergens and what it does not contain
This product contains no yeast, wheat, soy, corn, milk, salt, sugar, artificial coloring, preservatives or flavoring.
Storage
Keep in a cool, dry place, tightly capped.

Source: label statements in DSLD label 35806.

What else is on the label?

Other ingredients: Rice Flour.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): KARUNA(R) RESPONSIBLE NUTRITION(TM).

How many labels does Silymarin have?

2 labels are on file under this name since August 23, 2013: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 35806 (current) Entered July 25, 2014 · on the market · 90 vegetarian capsules · UPC 0 18647 05206 1
  2. Label 25110 Entered August 23, 2013 · off the market July 9, 2014 · 90 vegetarian capsules · UPC 0 18647 05206 1

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

Who makes it?

The label names Karuna Corporation (manufacturer), Novato, CA. All Karuna products.

Where next?