St. John's Wort Extract With Hypericin 300 mg®
Botanicals & HerbsBrand: Natural Factors
Net Contents
90 Capsule(s)
Serving Size
1 Capsule(s)
Servings Per Container
Not specified
Supplement Form
Capsule
Bar Code (UPC/SKU)
0 68958 04820 8
Product Version
R4
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
Single-ingredient formula listed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.
Allergen Guide
Contains
- Wheat
- Soy
Free From
- Milk
Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.
Supplement Facts
Serving Size: 1 Capsule(s) · 2–3 per day
| Ingredient | Amount Per Serving | |
|---|---|---|
| St. John's Wort | 300 mg | — |
| Hypericin | 900 mcg | — |
Not Present
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Suggested Usage: 1 capsule 2-3 times per day preferably with meals, or as directed by a health professional.
Warnings & Precautions
Precautions re: Children
Keep out of reach of children.
Precautions re: All Other
Sealed for your protection. Do not use if seal is broken.
Precautions re: All Other
Warning: For occasional use only. May cause drowsiness. Do not drive or engage in activities requiring alertness. Do not take with other sedative medication or alcohol. Do not exceed recommended dose except on the advice of a health professional.
Precautions re: Pregnant or Nursing or Prescription Medications
Do not take if pregnant or while nursing except on the advice of a health professional.
Precautions re: All Other
Medication may cause increased photosensitivity, avoid prolonged exposure to sunlight.
Storage
Storage
For freshness store in a cool, dry place.
Formulation
Formula re: Contains
St. John's Wort Extract (Hypericum perforatum) is standardized to contain 0.3% hypericin.
Formulation re: Does NOT Contain
Contains no artificial preservatives, color or sweetener; no dairy, soy, wheat or yeast.
FDA Statements
FDA Statement of Identity
DIETARY SUPPLEMENT
FDA Disclaimer Statement
*This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.
Other Label Statements
Seals/Symbols
STANDARDIZED POTENCY
General Statements: All Other Content
MOOD SUPPORT*
General: Product/Version Code
R4
General Statements: All Other Content
Scientific research shows that St. John's Wort may lighten mood and support a positive emotional balance.* Remember that a sensible program of diet and exercise can enhance the benefits of this standardized herbal product.
Seals/Symbols
(recycle) Recyclable container.
Seals/Symbols
Purity & Potency Guaranteed
General Statements: All Other Content
PRODUCT OF CANADA
General Statements: All Other Content
All Natural Factors products are manufactured in accordance with the Government of Canada's Good Manufacturing Practices (GMP), among the highest standards in the world.
Manufacturer & Distributor
Manufacturer
Natural Factors Canada
Distributor
Natural Factors
1111-80th St. SW, Ste. 100, Everett, WA, 98203, USA
Market Reference
Natural Factors St. John's Wort Extract 300mg 90 Capsules
Wellness Supplements4.9(16)$17.41Prescribed For Life St. John's Wort 0.3% Hypericin
Prescribed For Life$44.99NOW St. John's Wort
Woocommerce - spectrumsupplements4.6(842)$33.98St. John's Wort Standardized Extract Capsules 0.3% Hypericin Stress &
eBay - home4naturals$21.99Botanic Choice St. John's Wort 300 mg
Botanic Choice5.0(2)$10.00Vitacost St. John's Wort Extract
Vitacost.com5.0(2)$9.81Swanson Vitamins St. John's Wort Extract
Walmart - Pattern4.7(282)$11.79Puritan's Pride St. John's Wort Standardized Extract mg
Puritan's Pride4.8(115)$15.59
Where to Buy Locally
Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.
Research & Studies
Protective role of St. John's wort and its components hyperforin and hypericin against diabetes through inhibition of inflammatory signaling: Evidence from in …
M Novelli, P Masiello, P Beffy, M Menegazzi - International journal of …, 2020 - mdpi.com
… SJW hydroalchoolic extract (3 × 300 mg daily) in healthy volunteers… h after a single dose of the extract containing 5% HPF) and a … of this plant extract as nutraceutical supplement for both …
202073 citationsMedical attributes of St. John's wort (Hypericum perforatum)
KM Klemow, E Bilbow, D Grasso, K Jones… - Oxidative Stress and …, 2004 - taylorfrancis.com
… John’s wort as an antidepressive agent has been particularly well studied. At the cellular level, hypericin … (like all herbal remedies) is listed as a dietary supplement by the US Food and …
2004234 citationsSt John's wort (Hypericum perforatum L.): a review of its chemistry, pharmacology and clinical properties
J Barnes, LA Anderson… - Journal of pharmacy and …, 2001 - Wiley Online Library
… Initially, attention was focused on hypericin as the constituent of St John’s wort believed to be … healthy volunteers who received St John’s wort 900 mg daily (containing 0.5% hyperforin), …
20011,226 citationsSt. John's Wort (Hypericum perforatum) in Major Depressive Disorder: Efficacy, Safety, Clinical Implications, and Its Role as an Herbal Alternative or Complementary …
J Adadzi, NA Kerna - Authorea Preprints, 2024 - authorea.com
… nature of emotions, behaviors, and thoughts in mental health … Hypericin is one of the primary active compounds in SJW. It … Notably, hypericin inhibits the reuptake of neurotransmitters …
20246 citationsLessons learned from herbal medicinal products: the example of St. John's wort
A Nahrstedt, V Butterweck - Journal of Natural Products, 2010 - ACS Publications
… are on the market as botanical dietary supplements. More than 50 … extract B with hypericins (1.4 mg/g) and flavonoids (82 mg/g) and further removed the hypericins from B to yield extract …
2010222 citationsChemistry of St. John's wort: Hypericin and hyperforin
JJ Vollmer, J Rosenson - Journal of chemical education, 2004 - ACS Publications
… remains an exciting and active area for biochemical and medical research. It is most impressive that generations ago people were able to discern this plant’s unusual characteristics. …
200455 citations
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2012-06-01. DSLD Label ID: 9681. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.



