众所周知，维生素C对维持人体正常生理功能及健康起着相当重要的作用。人体缺乏维生素C会导致骨折、牙齿脱落、皮下出血、粘膜溃疡出血等。维生素C在新鲜蔬菜水果中含量丰富，每天摄入一定量的蔬菜水果非常必要。可是有许多人每天蔬菜水果没少吃，还是患了维生素C缺乏症。原来 It is well-known that vitamin C plays a very important role in maintaining normal physiological functions and health of the human body. Lack of vitamin C in the human body can lead to fractures, loss of teeth, subcutaneous hemorrhage, mucosal ulcer bleeding and the like. Vitamin C in fresh fruits and vegetables rich in content, daily intake of a certain amount of fruits and vegetables is necessary. However, many people do not eat less fruits and vegetables every day, or suffer from vitamin C deficiency. original