Murad Resurgence Age-Diffusing Serum 30ml AHAs & Palmitoyl Tetrapeptide-7 work together in this clinically proven skin firming formula to reduce the appearance of medium to deep wrinkles while Phytoestrogens naturally improve elasticity inhibit degeneration of collagen & deliver essential moisture to plump & reduce sagging. Additional Features & Ingredients: Glycosaminoglycans inhibit collagen destroying enzymes Shiitake Mushroom Extract firms & conditions the skin Iris & Clover Flower Extracts protect & reinforce the skin's barrier function Directions for use: Every day after cleansing massage a thin layer over face neck & chest. For optimal results follow with a Resurgence moisturiser.