Function
1. For epithelial tissue: retinol or vitamin A is a fat-soluble vitamin, which plays an important role
in the function of human epithelial tissue, and has very important effects on epithelial tissue, cornea,
conjunctiva, and nasal mucosa;
2. Treatment of night blindness: retinol also plays a very important role in vision. If vitamin A is lacking,
night blindness may occur;
3. For tooth development: Vitamin A also plays a certain role in the growth and development of human teeth.
4. Beauty and skin care: it can promote the generation of collagen, fade the spots and acne marks, and
reduce the dry and fine lines of skin;
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