21. Sun exposure, sardines, salmon, fortified milk, fortified cereals, herring, liver, tuna, margarine, cod liver oil Aides in normal bone growth and tooth function. Vitamin D Citrus fruits, strawberries, broccoli, melons, peppers, collards, dandelion greens, onions, radishes, watercress Required for formation of connective tissue, bones and teeth. Vitamin C Ham, clams, cooked oysters, king crab, herring, salmon, tuna, lean beef, liver, low fat diary products Helps maintain healthy nervous system, required for normal growth and for production of red blood cells. Vitamin B12 Carrots, yams, pumpkins, yellow or orange fruits, beet greens, fish, eggs, tuna Helps build healthy eyes, required for growth and bone development. Vitamin A Natural Sources Functions Vitamin
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23. Maintains homeostasis in cellular environment. sodium: Role in fluid and electrolyte balance; heart muscle activity; metabolism and protein synthesis potassium: Mineral present mainly in the bones magnesium: Helps to prevent anemia iron: Necessary for thyroid hormone production iodine: Blood clotting, intracellular signaling, muscle contraction calcium: Roles in the Body Mineral List of Minerals Essential to Humans
