PlainVitamins

St. John's Wort

by PurePremium Supplements · capsule · 100 capsules

  • On the market (NIH)
  • DSLD label 251052
  • Serving 1 capsule
  • 100 servings

St. John's Wort by PurePremium Supplements lists 2 ingredients, 2 with an amount per serving of 1 capsule, such as 300 mg of St. John's wort extract and 200 mg of St. John's wort powder. Its current label entered the NIH Dietary Supplement Label Database on September 24, 2021.

What is in St. John's Wort?

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).

St. John's Wort: Supplement Facts rows against the market (DSLD label 251052, January 2026 release)
IngredientAmount% DVAmong products listing it
St. John's Wort extractas Hypericin300 mgSt. John's Wort in St. John's Wort against 338 products500 mg per serving; the middle half of products list 250 mg to 450 mg, the median 300 mg.500 mg

Higher than 77% of 338 products listing St. John's wort (median 300 mg). Per day at the most servings: 1,500 mg.

St. John's Wort powder200 mg

Source: NIH ODS Dietary Supplement Label Database, label 251052 (entered September 24, 2021), 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 1 to 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: 1 capsule taken 1 to 3 times daily preferably with meals or as directed by a healthcare professional.
Warnings
Caution: Do not exceed recommended dose.
This product is not intended for pregnant or nursing mother or children under the age of 18.
St. John's Wort may contribute to photosensitivity resulting in skin irritation and redness in persons exposed to strong sunlight or tanning booths.
If you are taking anti-depressant medications or have questions about the advisability of taking this product, consult your physician prior to use.
This product is manufactured and package in a facility which may also process milk, soy, wheat, egg, peanuts, tree nuts, fish and crustacean shellfish.
Keep out of the reach of children.
Do not use if safety seal is damaged or missing.
Allergens and what it does not contain
NON-GMO
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 251052.

What else is on the label?

Other ingredients: Rice Flour, Gelatin, Vegetable Magnesium Stearate, Silicon Dioxide.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): GMP Sourced From A GMP Certified Facility; Formulated In The U.S.A. FDA Manufactured In An FDA Inspected Facility.

How many labels does St. John's Wort have?

One label is on file, entered on September 24, 2021.

  1. Label 251052 (current) Entered September 24, 2021 · on the market · 100 capsules

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

Who makes it?

The label names PurePremium (distributor), Henderson, NV. All PurePremium Supplements products.

Where next?