The guideline is to get enough without getting too much. Physicians regularly prescribe supplements for certain health conditions. It is not a good idea to take mega-doses without first discussing it with your physician. Beware of supplements that claim to be magic or promise miracle cures. Taking unproven remedies in place of well-proven treatments could make your health worse in the long run.
Vitamin D protects against bone disease by helping deposit calcium into bones.
Known as the sunshine vitamin, it is made within the skin by exposure to the sun's ultraviolet rays. However, dark skinned people do not make vitamin D from sunlight so they must get it from food sources. Food sources of vitamin D include fortified milk and cereals. Look for it on food labels. Vitamin C helps your body absorb iron from plant sources of food.