SKINCEUTICALS A.G.E. INTERRUPTER ULTRA SERUMA. G. E. Interrupter Ultra Serum is a multi patented lifting serum that stimulates collagens in all layers of the skin to resculpt & rejuvenate. A multi patented skin lifting serum that increases collagens in all layers of the skin to visibly rejuvenate and tighten 4 key areas, including neck, jaw line, cheeks and forehead, for a more visibly sculpted appearance. This skin tightening serum formula contains a high concentration of 34. 6% Flavo