HYDRATE + REPLENISH CONTAINS: MAGNESIUM supports normal electrolyte balance and energy release. ZINC & CHROMIUM support normal metabolism of fats, proteins and carbohydrates. Chromium supports the maintenance of normal blood glucose levels. VITAMIN C & SELENIUM support normal function of the immune system and protect cells from oxidative stress. Oxidation is the process associated with ageing cells and decay. Plus SPIRULINA & GREEN TEA EXTRACT + contains 100% NRV Vitamin D.