Ultimate Firming SerumWhy It Works This is targeted support for aging skin that focuses on firmness, texture, and overall skin health. Formulated with peptides and vitamin C, it works to visibly improve the appearance of skin over time: Helps soften the look of expression lines Supports firmer, more resilient looking skin Helps protect against visible signs of collagen loss Strengthens the skin barrier for healthier looking skin Professional Use Formula Not mass produced