In mature skin, collagen increases tissue volume and reduces wrinkles. Vitamin A can also help skin discolorations by stimulating cell turnover and is critical to angiogenesis, which is the repair and redevelopment of the vascular system. This is ideal for all skin types while supplying a wide range of antioxidants. Use this nightly but it is recommended to be applied twice weekly at first and increased according to tolerance. Acne can respond well to the addition of Vitamin A, but dryness may occur. Mix with Non-Comedogenic Moisturizer if this occurs. Do Not Use If Pregnant or Nursing Retinyl Palmitate 1.0% and Salicylic acid 0.5% Stimulates the repair and redevelopment of the vascular system. Stimulates the production of collagen and cytokines How to Use: Apply sparingly following cleansing and before other skin care products in the evening. Key Ingredients(Vitamin A), Alpha Lipoic Acid, Ascorbyl Palmitate (Vitamin C), Zinc Glutamate, Salicylic Acid