carnosic
Carnosic (commonly encountered as carnosic acid) is a natural phenolic diterpene found primarily in plants of the Lamiaceae family, notably rosemary (Rosmarinus officinalis) and sage (Salvia officinalis). It contributes to the characteristic aroma of these herbs and is one of the principal antioxidant constituents of their essential and crude extracts.
Chemically, carnosic acid is a lipophilic diterpene with antioxidant activity, often present alongside related compounds such
Scientific research has examined a range of biological activities for carnosic acid, including antioxidant, antimicrobial, and