Hydrafirm Serum maximizes the delivery of our patented repairing molecules, Heparan Sulfate Analog (HSA) and firming duo Dermatan Sulfate Analog (DSA) and Chondroitin Sulfate Analog (CSA), to support the skin's capacity to protect and restore elasticity for smoother and firmer-looking skin. In a 12-week Clinical Study on subjects with moderate-to-severe photodamage, 75% of subjects agreed HydraFirm made their skin look plumper after 8 weeks, 79% of subjects showed improvement in skin firmness after 12 weeks and 79% of subjects showed improvement in skin elasticity after 8 weeks and agreed HydraFirm made their skin smoother and softer. Promotes Firmer Skin, Boosts Collagen and Elastin, Strengthens Skin Volume, More Plump-Looking Skin, Reduces the Appearance of Course Wrinkles. *Please note, as this product underwent a name change, the product title on packaging may vary (pictured above).