Collagen Solution Firming Serum For face & neck with collagen boosting CM-5S™ An advanced firming serum for face & neck, formulated with a proprietary CM-5S™ botanical complex and a vegan, skin-identical collagen polypeptide. This silky, lightweight serum offers 4 benefits in a single formula: delivers moisture for supple comfort, strengthens skin's resilience to environmental stressors through the power of antioxidants, promotes skin's natural barrier recovery, and enhances the appearance of skin’s firmness and elasticity by supporting natural collagen production. Reveals skin that looks smoother, plumper and with less visible fine lines and wrinkles. Proven to help boost collagen production by over 600% in only 10 days in vitro.