SNC Labs. Hair, Skin and Nail Support combines the most important vitamins and minerals for supporting healthy hair, skin, and nails. Most diets today lack key nutrients that naturally support beauty through health. Hair, Skin and Nail Support includes optimum levels of MSM, Vitamin E and natural silica from Horsetail Extract. These Nutrients provide the primary components for supporting lustrous hair, glowing skin and flawless nails. This product features Cynatine® HNS‚ a revolutionary patented and bioavailable form of solubilized Keratin that can help you maintain full‚ lustrous hair and nails that are strong and flexible. Cynatine® HNS can also help the skin to retain its youthful moisture and elasticity‚ as well as battle signs of aging associated with free radicals. This product also has the critical nutrients‚ plus Hydrolyzed Collagen and Hyaluronic Acid‚ necessary for the support and maintenance of the skin’s healthy and youthful appearance.