Circadia Serum 71Serum 71 is an immune boosting, nutrient rich formulation with a powerful trio of tranexamic, mandelic, and azelaic acids. Also included is a second generation Beta Glucan and Neodermyl, the next generation copper peptide that helps build back collagen and elastin. Treats hyperpigmentation and improves the skins barrier function Helps reduce the appearance of skin discoloration and redness Boosts skin density and overall firmness 15mL