Catalyst AC-11 is our level 3 serum, appropriate for all skin types. It contains a patented formula that activates your natural zinc finger remodeling process, which is a critical part of DNA repair. In addition, this product contains the patented technology AC-11 that is proven to increase DNA repair by 33%. The unique combination of vitamin C, amino acids and minerals also encourages the skin to increase collagen and elastin production, promotes wound healing and improves sun protection. The benefits of these serums c an be seen with skin tags, broken capillaries, fine lines and wrinkles, scarring, and pigmentation.