维生素——重要的生命元素维生素虽然不是机体组织的构成材料和热能物质,人体需要量亦很微少,但它对小儿十分旺盛的生理机能和新陈代谢却不可或缺.否则,正常的生长发育和抗病能力都将受到明显影响.脂溶性维生素 维生素A:乳类含量较少,但人乳中相对多些.动物性食品如肝、肾、蛋黄、蟹黄 Vitamins - Important Vitamins Vitamins, though not the constituent materials and thermodynamic substances of body tissues, have a very small human body needs, but they are indispensable to children’s very strong physiological functions and metabolism. Otherwise, normal growth and development Fat-soluble vitamin Vitamin A: less milk content, but relatively more human milk. Animal foods such as liver, kidney, egg yolk, crab