冬季寒冷干燥,有的人嘴唇会出现干裂,严重者可发生口角炎、唇炎等。其原因主要是体内缺少维生素B_2所致,故在冬季应注意多吃一些富含维生素B_2的食物。 维生素B_2亦称核黄素,它参与人体内生物氧化酶的代射过程.缺乏维生素B_2会影响生物氧化,易患口角炎、唇炎、舌炎、眼结膜炎、角膜炎等以及脂溢性 Cold and dry in winter, some people will appear chapped lips, severe cases can occur angular cheilitis, cheilitis and so on. The main reason is the body caused by the lack of vitamin B_2, so in the winter should pay attention to eat some foods rich in vitamin B_2. Vitamin B_2, also known as riboflavin, participates in the process of biooxidation of human body oxidants. The lack of vitamin B_2 can affect the biological oxidation, susceptible to angular cheilitis, cheilitis, glossitis, conjunctivitis, keratitis, and seborrheic