Nghĩa của từ provitamin bằng Tiếng Anh
Beta carotene, a provitamin found in plants and their pigments, is a benign source of vitamin A and is an antioxidant with possible anticarcinogenic properties.
Đặt câu với từ "provitamin"
1. 23 Ingredient: Shea butter, amino acid and provitamin B5 etc.
2. The accumulation trend of total provitamin A showed linear curve,[Sentencedict] and it reach to the highest value in the 27th day after pollination.
3. Alpine rose and apricot extracts in combination with other activating substances (provitamin B5, vitamin E, allantoin, etc. ) make this lotion particularly delicate and have a moisture-regulating effect on dry and cracked hands.
4. Because the conversion of retinol from provitamin carotenoids by the human body is actively regulated by the amount of retinol available to the body, the conversions apply strictly only for vitamin A-deficient humans.