Hypericum perforatum flower/leaf/stem extract
AKA “St. John's Wort Extract, Hypericum Flower Leaf Stem Extract”
Extract
Ingredient Facts
Hypericum perforatum flower/leaf/stem extract
AKA: St. John's Wort Extract, Hypericum Flower Leaf Stem Extract
Extract · Skin Conditioning · EWG: 4
Plant-Derived
Skin Conditioner
Extract
Not Clean
Hypericum Perforatum Flower/Leaf/Stem Extract is the extract of the flowers, leaves and stems of the St. John's wort, Hypericum perforatum L., Hypericaceae
Family
Hypericaceae (St. John's wort family)
Plant Part
Leaf
Lifeform
Perennial
Climate
Temperate
CAS #
84082-80-4
Form
Liquid
See origin →
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
Represents the whole-plant extract of St. John's Wort, capturing traditional uses from European herbalism where all aerial parts were harvested for their purported healing properties in treating skin wounds and inflammation.
Skin Types
●all-skin-types
Best For
Sensitivity
Pregnancy & Breastfeeding Safe
Caution
Hypericum Perforatum Flower/Leaf/Stem Extract
European Commission
EU Cosmetic Ingredient Database (CosIng)
St. John's Wort Extract
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
The effects of St. John's wort extract and amitriptyline on autonomic responses of blood vessels and sweat glands in healthy volunteers.
Siepmann M, Kirch W, Krause S, Joraschky P, Mueck-Weymann M
Journal of clinical psychopharmacology, 2004
Verified Jun 2026
Data: Kew POWO · CosIng · EWG · CIR