Heavy stomach qi with bad breath can be regulated by diet, teeth cleaning and oral herbal medicine. If patients with heavy stomach qi have symptoms of bad breath, this situation needs to pay attention to a light diet, do not eat too much spicy and stimulating things, otherwise it is likely to aggravate the stomach qi. Halitosis caused by heavy stomach qi can be cleaned by cleaning the mouth, which can play a role in freshening the breath, and can only be used as an auxiliary way to regulate. If the heavy stomach gas persists without relief, you can take oral Chinese medicine to regulate, such as Huanglian Shangqing tablets and other drugs for treatment, specific medication is recommended under the guidance of a doctor. If the bad breath caused by heavy stomach gas continues to be unrelieved, it is recommended to consult a doctor in a timely manner and follow the doctor’s instructions through medication, which can effectively alleviate the symptoms.