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What is the function of vitamin A

1. Maintain normal growth and development of bones

Vitamin A promotes protein biosynthesis and differentiation of bone cells. When it is deficient, the balance between osteoblasts and osteoclasts is disrupted, or the bone is overpopulated due to enhanced osteogenic activity, or the formed bone is not absorbed.

2, promote growth and reproduction

Vitamin A helps cell proliferation and growth. Animals lack of vitamin A, obviously growth stagnation, may be related to the animal appetite and protein utilization decreased.

3, inhibit tumor growth

Clinical trials have shown that vitamin A acid (retinoic acid) class of substances have delayed or prevented pre-cancerous lesions, to prevent the role of chemical carcinogens, especially for epithelial tissue tumors, clinically as an adjuvant therapeutic agent has been achieved better results.

Expanded Information:

The role of vitamin A

1. It has the effect of regulating the metabolism of the epidermis and the stratum corneum, which can be anti-aging and remove wrinkles.

2. It can reduce sebum overflow and make the skin elastic, as well as lighten spots and soften the skin.

3. It helps to protect the epidermis, mucous membranes from bacteria, healthy skin and prevent skin cancer.

4. Prevents night blindness, vision loss, treats all kinds of eye diseases, makes women bright-eyed and good-looking.

References:

Baidu Encyclopedia - Vitamin A