脂溶性维生素E(V_E)是人的一种必需营养素。对于V_E的最低日需要量虽未搞得十分清楚,但其需要量取决于经膳食摄入的不饱和脂肪酸和铁的量。V_E的主要作用是作为抗氧剂。它参与谷胱甘肽的代谢,可能还参与核酸的代谢。在囊性纤维化、胆囊闭锁和棘红细胞症等吸收不良综合症时见有V_E缺乏。临床表现为贫血,这种贫血往往是由于溶血、血小板增多、血小板粘性增强、横纹肌局灶性坏死、肌酸尿和平滑肌中蜡样质沉积的结果。新生儿,尤其是早产 Fat-soluble vitamin E (V_E) is an essential nutrient for humans. The minimum daily requirement for V_E, although not well understood, depends on the amount of unsaturated fatty acids and iron consumed by the diet. V_E’s main role is as an antioxidant. It participates in the metabolism of glutathione and may also be involved in the metabolism of nucleic acids. In the cystic fibrosis, gallbladder atresia and acanthosis and other malabsorption syndrome see V_E deficiency. Clinical manifestations of anemia, anemia is often due to hemolysis, thrombocytosis, increased platelet viscosity, focal rhabdomyosclerosis, creatineuria and smooth muscle deposition of waxy results. Newborns, especially premature births