Mandelic Acid is very good for dry comedogenic Acne. It Has very good penetration in oil and has very good effect in oily skin for acne. Lactic ACID is derived from milk it is a AHA that causes medium depth peeling leading to fairer glowing skin Arginine improves collagen, increases elasticity and hydrates the skin. They also work effectively in treating acne eruptions, reducing dark circles. It is an excellent exfoliator which sloughs off dead skin cells leaving a smooth textured glowing skin. Its anti-bacterial properties condition the skin and protect it from harmful toxins. Kojic Acid is whitening agent causes whitening of the skin Glycolic Acid is AHA , it removes the superficial dead cell layer and promotes growth of inner new rejuvenated skin.