Arnica (Arnica montana) ek plant-based extract hai jo topical skincare mein use hota hai. Iska main use skin ko soothe karne aur irritation reduce karne ke liye hota hai. Arnica mein sesquiterpene lactones hote hain jo skin ko calm aur relax karte hain. Ye generally sensitive skin aur irritated areas ke liye accha maana jata hai. Topical use ke liye hi ye safe hai.