Usnea Barbata (Lichen) Extract ek lichen se nikala jata hai jo usnic acid se bhara hota hai. Isme antimicrobial aur antibacterial properties hoti hain jo skin ko saaf rakhne mein madad karte hain. Mild antioxidant benefits bhi milte hain. Iska use generally acne-prone skin ke liye kiya jata hai kyunki isme bacteria-fighting properties hoti hain.