Vitamins include vitamins A, B (B1 B2 B6 B12, etc.) C, D, E, PP and so on. The lack of vitamins would affect cell function, a variety of symptoms occur. Such as the lack of vitamin A can cause night blindness, dry eye syndrome, easy to get a variety of infectious diseases. A lack of vitamin B can cause dermatitis, anemia, muscle atrophy. A lack of vitamin C will get scurvy. A lack of vitamin D, rickets may cause stunted adolescents, the elderly occur osteoporosis. However, the inappropriate consumption of excessive amounts of vitamins, or vitamins as a tonic, resulting in too much of certain vitamins in the human body's disease, his or her will become "dangerous health Su." Daily life,
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