Maintaining healthy hair that resists breakage and has a shiny, smooth texture. Keeping your skin smooth and elastic – preventing lines, wrinkles, stretch marks, pits, and other blemishes. Providing protein building blocks for nails to keep them strong and to reduce cracking and chipping. Strengthening bones and teeth to protect them against fractures and damage from toxins. Protecting joints by maintaining the cartilage that cushions them against damage. Assisting in the building and repair of muscle tissue, helping you build and maintain muscle mass. Regulating metabolism – your body’s ability to burn fat and convert calories into energy. Repairing the walls of your digestive system to prevent toxins from leaking into your bloodstream. Promoting deeper, more restful sleep, which allows your body to repair damaged cells efficiently.