Vitamin A: MedlinePlus Medical Encyclopedia

Vitamin A: MedlinePlus Medical Encyclopedia

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日期:2024-04-24
Vitamin A is a fat-soluble vitamin. Two different types of vitamin A are found in the diet. Preformed vitamin A is found in animal products such as meat, fish, poultry and dairy foods. The other type, pro-vitamin A is found in plant-based foods such as fr...看更多