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High-Dose St. John's Wort (Hypericum perforatum) Flower Head Extract Supplements

1 products above 450 mg

1 supplements contain high-dose St. John's Wort (Hypericum perforatum) Flower Head Extract (above 450 mg). The highest dosage product is St. John's Wort Extract Extra Strength at 450 mg.

Low Dose (1)High Dose (1)

High-Dose Products (sorted by dosage)

ProductBrandDosage% DV
St. John's Wort Extract Extra StrengthdiscontinuedEnzymatic Therapy450 mg

Frequently Asked Questions

What is considered high-dose St. John's Wort (Hypericum perforatum) Flower Head Extract?

Based on 4 products in the NIH DSLD database, high-dose St. John's Wort (Hypericum perforatum) Flower Head Extract supplements contain 450+ mg.

Is high-dose St. John's Wort (Hypericum perforatum) Flower Head Extract safe?

This site presents supplement label data only. Consult a healthcare professional before taking high doses of any supplement, including St. John's Wort (Hypericum perforatum) Flower Head Extract.