Brand new in package! MSRP $41 This lightweight vitamin serum contains retinol, a pure, stable form of Vitamin A that helps rejuvenate skin. The botanical based, age-defying formula firms and lifts, resulting in a dramatically younger appearance. Bio-A Concentrate helps minimize the appearance of wrinkles, combats the signs of environmental stress and encourages a softer and smoother complexion. The formula absorbs rapidly and thoroughly, making it ideal for all skin types, even oily and acne-prone skin. Key Ingredients: • Retinol – the most stable and effective form of vitamin A • Green Tea Extract – reduces the appearance of skin damage. • Matrixyl 3000® – helps the appearance of signs of aging. • Size: 1 fl. oz.