Convenient 1 a day tablet. Provides a readily absorbable form of vitamin C and magnesium. Buffered, low acidity form of vitamin C to reduce stomach irritation. Suitable for individuals requiring a citrus-free vitamin C supplement. Vitamin C contributes to maintain the normal function of the immune system during and after intense physical exercise. Vitamin C contributes to normal collagen formation for the normal function of blood vessels, bones, gums, skin teeth & cartilage. Vitamin C and magnesium contribute to normal psychological function. Vitamin C contributes to the protection of cells from oxidative stress. Magnesium contributes to a reduction of tiredness and fatigue. Magnesium contributes to normal muscle function. Bilberry anthocyanosides can help capillary vessels health and elasticity of veins against harmful effects of free radicals. Unfortunately, human beings - unlike most other animals - cannot manufacture vitamin C. Nor can they store vitamin C to any appreciable amount. Instead, the kidneys, acting as regulators, excrete vitamin C causing the need for regular replenishment. In addition, vitamin C is destroyed during food preparation. Vitamin C primary function is to help maintain collagen, a protein necessary for forming skin, ligaments, bones and teeth and for helping to maintain the strength of blood vessel walls. High levels of vitamin C are also essential for the metabolism of white blood cells, which are critical components of the immune system. In addition, vitamin C plays an important role in the absorption of iron, which is necessary for the formation of red blood cells and in the utilization of folic acid, one of the B-complex vitamins. Bioflavonoids work together with vitamin C to build strong capillaries and serve as antioxidants and as anti-inflammatory agents.