Mentha Viridis (Spearmint) Leaf Oil
Mentha Viridis Leaf Oil is the volatile oil obtained from the dried tops and leaves of garden mint (spearmint), Mentha viridis L., of the Labiatae family. It is identified by CAS numbers 84696-51-5 / 8008-79-5 and EC number 283-656-2. It is used across a wide range of cosmetic and personal care products including toners, masks, lip balms, and body oils. According to CosIng, its official functions are astringent, masking, and skin conditioning.
Primarily functions as an astringent and skin conditioning agent, and also serves a masking role in formulations. Its astringent properties may help tighten the appearance of skin and pores.
As a volatile essential oil, it may cause skin sensitization or irritation, particularly in individuals with sensitive skin or known mint/menthol sensitivities. Not explicitly noted in the source, but standard caution applies for essential oils.
