rosmarinus officinalis (rosemary) leaf extract is a cosmetic ingredient used as antimicrobial, masking, skin conditioning. Rated low hazard by EWG. Assessed as safe by the CIR.
Family
Lamiaceae (Mint family)
Plant Part
Leaf
Lifeform
Shrub
Climate
Temperate
CAS #
84604-14-8
Form
Liquid
See origin →
Functions
Antimicrobial
Keeps your product from growing bacteria, mold, or yeast. Without these, that jar of cream becomes a petri dish in about a week.
Masking
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Conditions Skin
Anti-Aging Benefits
Antioxidant Protection
Reduces Inflammation
Traditional Use
Used since ancient Greek and Roman times as a preservative and skin tonic in herbal preparations. Medieval herbalists valued rosemary for circulation and skin health, and it was a key ingredient in the 14th-century 'Queen of Hungary's Water' skincare formula.