The Recommended Daily Allowance is 1-2 micrograms and good dietary sources are meat (particularly liver), fish, eggs, dairy produce, fortified cereals and brewer's yeast.
建议的每日津贴是1-2微克和良好的饮食来源是肉类(尤其是肝) ,鱼,蛋,奶类生产,强化谷物和啤酒酵母。
Liver and kidneys are particularly rich in vitamin A.
肝脏和肾脏尤其富含维生素A。
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