... 25%, 50%, 80%, 90%, 95%, 98% Testing ways: HPLC SourceUrsolic acid, also known as urson, prunol and malol is a pentacyclic ... foods, medicinal herbs, and other plants. We extract the Ursolic acid from leaf of Rosemary(Rosmarinus officinalis Linn.).Product CharacteristicsIt is ... activity.e.Calm spirit and has cooling effect.Safetya.Ursolic Acid is an ideal cosmetic ingredient with very low overall ...