Vitamin C with high concentration of Sodium Hyaluronate Ascorbyl Palmitate is the most widely used derivative of vitamin C in skin care. It is non-irritating and more stable than pure vitamin C. Furthermore, Ascorbyl Palmitate is an antioxidant that protects the skin from lipid peroxidation (a key type of free radical damage in the skin). Hyaluronic Acid – High concentration in this formula. An excellent humectant and emollient moisturizer. This ingredient is known for its hydrating and soothing properties.