St. John's Wort

Hypericum perforatum

Products
95
NIH LiverTox — hepatotoxicity
Category D · Possible cause
About LiverTox →

LiverTox Category D. Few case reports of hepatitis; causality uncertain. Major drug-interaction concern (CYP3A4 induction) — can reduce levels of warfarin, oral contraceptives, immunosuppressants, HIV antivirals.

LiverTox record (NIH NCBI Bookshelf) →
Label dose distribution · 54 labeled products
Min
10 mg
Typical
269.027 mg
Max
1.8 g
Other forms of St. John's Wort

25 sibling forms

Distinct chemical forms sharing the same parent nutrient. Different UNIIs, different bioavailability, different effects — never collapsed.

Top brands carrying Hypericum perforatum

15 brands rolled up

Products containing Hypericum perforatum

95 in catalog