维生素是保障人体生长发育、维持生命活动和增强抗病能力必不可少的物质。如果缺乏某种维生素,就会罹患某些疾病。其原因相当复杂,有的是因为食品单一,营养成分不全,或烹调加工不当。如将蔬菜先切后洗,会使水溶性维生素流失,又如铁锅能破坏胡萝卜素(它在体内可转化为维生素A),铜锅易破坏维生素C。还有的因患腹泻或肝胆疾病,而影响对某些维生素的吸收。若长期应用广谱抗生素,则会影响肠道细菌合成维生素的能力。有 Vitamins are indispensable to protect the body’s growth and development, maintain life activities and enhance disease resistance. If you lack some vitamins, you suffer from certain diseases. The reason is quite complex, some because of a single food, incomplete nutrition, or improper cooking. If the vegetables after the first wash, will cause the loss of water-soluble vitamins, another example wok can destroy carotene (which can be converted to vitamin A in the body), copper can easily destroy vitamin C. Some also suffer from diarrhea or liver and gallbladder disease, and affect the absorption of certain vitamins. If long-term use of broad-spectrum antibiotics, it will affect the ability of intestinal bacteria to synthesize vitamins. Have