Gerovital H3 Equilibrium ? Retinol Vials contain a mixture of retinoids: Vitamin A - palmitate and stabilized retinol - ingredients well-known for their action in improving photo-ageing phenomena by renewing the epidermis from in-depth towards the exterior, by improving wrinkles and by restoring an uniform, smooth, and youthful appearance. Professional Line Dermatologically tested Target: Intended for wrinkled complexion with loss of elasticity and firmness. Active ingredients Contain a mixture of retinoids: Vitamin A - palmitate and stabilized retinol - ingredients well-known for their action in improving photo-ageing phenomena by renewing the epidermis from in-depth towards the exterior, by improving wrinkles and by restoring an uniform, smooth, and youthful appearance. Dimethyl Isosorbide from the formulation knows a long-lasting use in medicine and cosmetics for the purpose of maximizing the effects of certain products, due to its increased capability of deep penetration of the skin and utter absence of toxicity. Directions for use The vials may be used 3-4 times per week on the clean complexion, alone or in association with other complementary maintenance products. It is not necessary to use the product in association with other products containing Vitamin A or other retinoids. During the period of treatment with retinol, avoid exposure to ultraviolet rays. During the sunny seasons, use along with a screen cream, with an average or high protection factor. To protect hands, wrap the ampoule in a napkin before opening it. Avoid contact with the eyes! FOR EXTERNAL USE ONLY! Benefits: Helps fighting against the photo-aging phenomena.