Product Details This is a Beyond Beauty product which means it has been sourced tried and tested and finally declared one of the most new and innovative heroes out there. This antioxidant rich serum by Dr. Dennis Gross features powerful 15% L ascorbic acid combined with lactic acid to increase absorption and enhance performance and visibly improve signs of aging dark spots uneven tone loss of elasticity and firmness fine lines wrinkles and dullness. See visibly transformative results with this breakthrough blend of 15% L-ascorbic acid combined with lactic acid plus licorice and mulberry extracts. Visibly firm brighten fade dark spots and strengthen the moisture barrier. Note: Vitamin C is an essential vitamin that helps visibly improve skin density and is associated with healthy collagen levels. How To Use Once daily apply 4-6 drops as an all-over treatment on clean dry skin. May cause a slight tingling sensation until skin is acclimated. For optimal results apply after your Dr. Dennis