Get up every morning bitter mouth bad breath usually due to long-term oral cleaning is not in place, the fermentation of food remaining in the mouth, after cleaning the mouth can be eliminated. Some diseases can also lead to bitter breath and bad breath, bitter mouth is mostly found in liver and gall bladder diseases, bad breath may be caused by oral diseases or digestive system disease factors: a. Oral diseases: 1. Periodontitis: manifested as gum congestion, swelling, easy bleeding, periodontal pocket formation, periodontal pus overflow, forming bitter breath and bad breath, chewing weakness, loose teeth and displacement; 2. Gingivitis: manifested as red, swollen, bleeding and painful gums, some patients can Some patients may feel localized itching, discomfort and bitter and bad breath in the gums; 3. Oral cancer: Patients may wake up early every day and feel that they have severe bad breath, accompanied by bitter mouth, and there will be long-term unhealed ulcers and continuously growing lumps in the mouth. Digestive system diseases: 1, liver diseases: such as liver cirrhosis, liver cancer and liver failure patients, can appear bitter mouth and bad breath, the smell is similar to the smell of garlic or rotten apples; 2, gallbladder diseases: common in cholecystitis, cholelithiasis, bile reflux, etc., bile bitter, accompanied by indigestion, generalized bad breath. In addition, the common causes of bitter breath and bad breath often have a close relationship with diet, such as the preference for greasy, spicy, fried food, as well as overeating, etc., too much diet will increase the burden on the stomach. Therefore, you need to reduce the stimulating diet, eat 7 points full or 8 points full, and should be mainly vegetarian, light diet.