It increases the absorption of iron. It works synergistically with vitamin E, and these two antioxidants are more powerful together than alone. Lower rates of cancer have been shown for those people with the highest vitamin C intake in their diet. This aids in the absorption of calcium and phosphorus and helps build bone. It is necessary for normal growth and development of the teeth and bones in children.
Most vitamin D comes from sun exposure.
Babies who do not receive sun exposure are at risk for vitamin D deficiency. A deficiency of vitamin D will lead to a disease called rickets that causes a softening of the bones. In adults, vitamin D deficiency will accelerate bone loss. Vitamin E. Vitamin E is coming to the forefront as an important antioxidant for reducing the risks of cancer and cardiovascular disease. It is necessary for tissue repair and promotes healthy skin, hair, nerves, and muscles.