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口服避孕药效果可靠,是目前极为重要的避孕措施。据认为:服用避孕药的妇女人数之多是十分惊人的。但是,服用避孕药的妇女需要增加营养吗? 目前已知避孕药对维生素B_6的代谢有影响。服用复方避孕药的妇女,血中维生素B_6水平减低,易发生缺乏症,这主要是由于避孕药中的雌激素可增加肝脏色氨酸氧化酶的活性,使色氨酸代谢增强,而维生素B_6是色氨酸代谢过程中的一种辅酶成分。此外,雌激素还可使谷丙转氨酶和谷草转氨酶的活性增加,这些酶均需维生
Oral contraceptives and reliable, is currently very important contraceptive measures. It is thought that the number of women taking birth control pills is staggering. However, women taking birth control pills need to increase nutrition? It is known that contraceptives have an effect on the metabolism of vitamin B_6. Women taking compound contraceptives, blood levels of vitamin B_6 reduced, prone to deficiency, mainly due to estrogen in the contraceptives can increase the activity of the liver tryptophan oxidase, tryptophan metabolism increased, and vitamin B_6 Is a tryptophan metabolic process of a coenzyme components. In addition, estrogen can also increase the activity of alanine aminotransferase and aspartate aminotransferase, these enzymes are required to survive