What reason is lip blackening

summary

summary Recently, I don't know what's going on. My lips are very black, and I feel like I'm poisoned. It seems that I'm sick. I dare not go out at ordinary times. At first, it's the cause of malnutrition. But after adjusting my diet for a period of time, I still can't improve it. I go to the hospital for examination, and I can't find out the specific reason. Many people will have a similar phenomenon, I'm here to share with you why my lower lip is black. First: lack of vitamin C, resulting in black lips or purple black spots; Second: digestive system abnormalities, poor appetite, constipation, diarrhea, abdominal distension, lips will be black; Third: kidney dysfunction leads to pigmentation on the lip edge, leading to blackening of the lips;

What reason is lip blackening

Third: kidney dysfunction leads to pigmentation on the lip edge, leading to blackening of the lips;

第二：消化系统异常、食欲不佳、便秘、腹泻、腹胀，嘴唇会呈黑色；

第三：肾脏机能不全会导致嘴唇边缘有色素沉积，从而导致嘴唇发黑；

注意事项

乙肝，嘴唇发黑也是乙肝病情恶化的症状之一，当肝脏受到严重损伤，肝功能下降，会导致人体黑色素增多，从而出现嘴唇发黑。