Kate Somerville SUPERCELL Rejuvenation Serum promotes healthier, firmer skin. This serum contains potent regenerative peptides that support collagen and boosts skin cell turnover. It fights fine lines, delivers hydration, and promotes elasticity. The SUPERCELL Booster maximizes the growth factor complex to double the intensity and effectiveness. Squalane moisturizes and repairs the skin barrier while reducing the appearance of wrinkles.