Often rotten corners of the mouth is generally considered to be a lack of vitamin B2, to supplement more vitamin B2 in a timely manner, there is vitamin B2, 10mg, 1 day 3 times, eat 1-2 weeks can recover quite well. From the diet inside to pay attention to, such as eating more rice, barley, wheat can also be, and red beans, barley. In addition, more vitamin C supplement, also beneficial to recovery. From Chinese medicine, often rotten corners of the mouth and the spleen and stomach meridians have heat are related, you can use some, such as Huang Lian detoxification tablets. In addition, if the spleen and stomach is not good, you can use some stomach and appetite pills and eat more vegetables and fruits, which is good for recovery.