Lip bite through a white bag of flesh may be inflammation or mucous gland cysts and other causes. 1. Tissue inflammation and edema: a white bag of flesh on the lip may be caused by edema of the tissue after a bite wound, common after local trauma, small can be observed; large need to seek medical attention to extract the internal fluid, local anti-inflammatory medication. 2 mucous gland cysts: lip bite a white bag of flesh may be caused by mucous gland cysts, due to minor trauma to the salivary gland duct rupture, resulting in protein overflow into the tissue or mucous gland duct obstruction caused by the mucous gland ducts, often occurring in the lip mucous membrane, the tongue and abdominal mucous membrane and other white bag of flesh. The patient’s lips bite a white meat bag when more attention to oral hygiene, eating habits, etc., if the symptoms are serious, it is recommended to seek medical advice in a timely manner reasonable use of medication.