维生素B_1:又名硫胺素,有促进体内糖氧化,防止体内丙酮酸中毒,防治脚气病和神经炎,增进食欲,促进生长的作用。老年人因磷酸化酯化功能减退,或有大脑退行性病变,维生素B_1利用率明显降低,故应适量补充维生素B_1。如出现浮肿,是更适宜补充维生素B_1的指征。花生米、半糖、麦麸、动物内脏、肉、蛋、蔬菜中含量丰富。维生素B_2:又名核黄素。老年人体内维生素B_2 Vitamin B_1: also known as thiamine, promote sugar oxidation in the body to prevent the body of pyruvate poisoning, prevention and treatment of beriberi and neuritis, increase appetite and promote growth. Elderly due to phosphorylation of esterification dysfunction, or degenerative brain disease, vitamin B_1 utilization was significantly lower, it should be appropriate to add vitamin B_1. Such as edema, is more suitable for vitamin B_1 indications. Peanuts, semi-sugar, wheat bran, animal offal, meat, eggs, vegetables rich in content. Vitamin B_2: Also known as riboflavin. Vitamin B2 in the elderly