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High-Dose St. John’s Wort Supplements

4 products above 450 mg

4 supplements contain high-dose St. John’s Wort (above 450 mg). The highest dosage product is St. John's Wort Liquid Phyto-Caps at 1350 mg.

Low Dose (3)High Dose (4)

High-Dose Products (sorted by dosage)

Frequently Asked Questions

What is considered high-dose St. John’s Wort?

Based on 18 products in the NIH DSLD database, high-dose St. John’s Wort supplements contain 450+ mg.

Is high-dose St. John’s Wort safe?

This site presents supplement label data only. Consult a healthcare professional before taking high doses of any supplement, including St. John’s Wort.