St. John's Wort Extract 300 mg
by Planetary Herbals · tablet or pill · 45 tablets
- On the market (NIH)
- UPC 0 21078 10316 5
- DSLD label 213188
- Serving 1 tablet
St. John's Wort Extract 300 mg by Planetary Herbals lists 2 ingredients, 2 with an amount per serving of 1 tablet, such as 31 mg of calcium and 300 mg of St. John's wort standardized extract. Its current label entered the NIH Dietary Supplement Label Database on February 26, 2020.
What is in St. John's Wort Extract 300 mg?
Each row as the label prints it, per serving of 1 tablet. 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).
| Ingredient | Amount | % DV | Among products listing it |
|---|---|---|---|
| Calcium | 31 mg | 3% | 84% of 17,831 products listing calcium give more (median 115 mg). Per day at the most servings: 93 mg. |
| St. John's Wort standardized extractas HypericinsSt. John's Wort standardized extract (Form: yielding 0.3% Hypericins Note: 0.9 mg) PlantPart: aerial parts | 300 mg | 37% of 338 products listing St. John's wort give more (median 300 mg). Per day at the most servings: 900 mg. |
Source: NIH ODS Dietary Supplement Label Database, label 213188 (entered February 26, 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?
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?
The products whose ingredient lists overlap most with St. John's Wort Extract 300 mg's, rare ingredients counting for more.
- St. John's WortVitamin World 1 shared, 75% alike
- Double Strength St. John's Wort 300 mgNature's Bounty · off the market 1 shared, 75% alike
- St. John's Wort 300 mgVitaCeutical Labs 1 shared, 75% alike
- St. John's Wort 300 mgVitabase 1 shared, 75% alike
- St. John's Wort 300 mgWindmill Herbals 1 shared, 75% alike
- St. John's WortDouglas Laboratories 1 shared, 75% alike
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 tablet three times daily. For best results use this product for at least 6 weeks.
- Warnings
- Warning: Do not use this product while taking any medication or if you have a medical condition, without the advice of your physician or pharmacist. St John's wort is known to interfere with many prescription and non-prescription drugs, including oral contraceptives, antibiotics, antidepressants, anticoagulants, antihistamines, immunosuppressants, corticosterioids, diabetes drugs, antiviral, antiseizure, anticancer and cardiovascular drugs. If you are pregnant, may become pregnant, or breastfeeding, consult your healthcare professional before using this product.
- It may also cause increased photosensitivity; limit exposure to UV radiation.
- Do not use if either tamper-evident seal is broken or missing.
- Keep out of the reach of children.
Source: label statements in DSLD label 213188.
What else is on the label?
Other ingredients: Dibasic Calcium Phosphate, Stearic Acid, modified Cellulose Gum, Silica, Magnesium Stearate.
How many labels does St. John's Wort Extract 300 mg have?
3 labels are on file under this name since October 21, 2017: other sizes, label designs and reformulations. The current one leads this page.
- Label 213188 (current) Entered February 26, 2020 · on the market · 45 tablets · UPC 0 21078 10316 5
- Label 80838 Entered November 20, 2017 · on the market · 90 tablets · UPC 0 21078 10317 2
- Label 79418 Entered October 21, 2017 · on the market · 180 tablets · UPC 0 21078 10318 9
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Planetary Herbals, LLC (distributor), Soquel, CA. All Planetary Herbals products.