Nutrients, Supplements & Vitamins are essential nutrients because they perform hundreds of roles in the body. This is dictionary contain advice and information on vitamins, minerals and trace elements essential for health, including: - what they do; - how much you need; - what happens if you have too much; - safety advice about supplements. Main Features: - Offline – It wok offline, no active internet connection is required; - Detailed description of all major Vitamins and minerals; - Equipped