[Vitamin A] Necessary for vision adaptation in dark places, necessary for the normal structure and function of skin of mucosa, necessary for the normal growth and development of epithelial cells.
[Vitamin D] Necessary for the normal absorption and utilization of calcium and phosphorus, necessary for the normal structure and maintenance of bones, help to reduce the risk of osteoporosis.
[Vitamin E] Necessary for the protection of cell from free radicals by anti-oxidant activity.
[Vitamin C] Necessary for the normal structure and maintenance of the connective tissue, necessary for the absorption of iron, necessary for protection of cell from free radicals anti-oxidant activity.