This firming serums formula contains a high concentration of 34.6% Flavo-Proxylane to help visibly reduce signs of aging caused by decreased collagen and glycation, including wrinkles and laxity. AGE Interrupter Ultra Serum is also formulated with a synergistic combination of active ingredients such as Rhamnose and Gentiana Lutea Root Extract to help maximize lifting and facial sculpting results. Tested on all skin types and tones. AGE Interrupter Ultra serum has been evaluated by physicians to complement ultrasound lifting procedures.