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Swanson

Full Spectrum St. John's Wort 375 mg

1 Capsule × 2/day · 120 servings

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What it does

St. John's Wort

Form not confirmedGrade —

Label lists St. John's Wort (375 mg). Benefit information is limited.

Stress & Mood
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Ingredients (1)

Other ingredients

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

GelatinCapsule

Protein derived from collagen, used in traditional capsule shells

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

Lab testing

How to take it

With food
Label directs 2 servings — keep one for the morning

On the label

Suggested use: As a dietary supplement, take one capsule two times per day with water or as recommended by your healthcare provider.

Do not combine with 5-HTP, SAMe or Tryptophan

Each of these raises serotonin activity on top of St. John's Wort, and together they can trigger serotonin syndrome — agitation, rapid heartbeat, raised blood pressure. Not without medical supervision.

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What 24 st. john's wort supplements cost

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. studied ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

Not medical advice. Consult your healthcare professional.

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