Environ Focus Care Youth+ Concentrated Retinol Serum 3 contains a high dose of vitamin A in the form of Retinol combined with bovine colostrum in non-greasy formula. Only to be used by those who have already become accustomed to Environ Skin EssentiA AVST 5 or Youth EssentiA C-Quence 4 & have used the Retinol 2 for at least two bottles. The use of Retinol serums will assist in the improvement of various skin conditions as well as maintaining a healthy, younger-looking skin. Intended for photo-aged skin, pigmentation marks and other resistant skin problems. Supports the production of healthy collagen and elastin, improves the natural moisturising factors of the skin and maximises skin rejuvenation.