This high concentration vitamin a serum has been designed to meet the needs of skin altered by age fine lines and deep wrinkles irregular skin texture and atrophied skin vitamin a the star antiwrinkle active ingredienttoday vitamin a or retinol is considered one of the most effective antiwrinkle treatmentsits unparalleled effectiveness is due to its double action accelerating cellular renewal and redensifying support tissuesresults the skin feels smoother and the complexion is brighter and