White tongue is not strongly associated with bile reflux in chronic atrophic gastritis, and this is generally not directly correlated. Currently, there is no evidence-based medical evidence to suggest a correlation between white tongue and chronic atrophic gastritis bile reflux. Chronic atrophic gastritis bile reflux is a chronic digestive disease caused by a variety of causative factors. Early atrophic gastritis bile reflux has no obvious specific manifestations, and if left untreated, it may be complicated by gastric ulcers and precancerous lesions. Most of the patients with chronic atrophic gastritis bile reflux have mild symptoms or no obvious symptoms. Common symptoms include epigastric discomfort, abdominal distension, which may be accompanied by acid reflux, heartburn, bitterness in the mouth and other indigestion symptoms. Unreasonable dietary habits are closely related to the occurrence and recurrence of chronic atrophic gastritis bile reflux, so patients should pay attention to adjusting their diets, avoiding spicy and greasy diets, and not eating too much at dinner. They should also actively seek medical advice and follow the doctor’s instructions. In conclusion, the tongue coating white and chronic atrophic gastritis bile reflux is not related to, if the stomach upset or physical examination found to have chronic atrophic gastritis bile reflux, should consult a doctor in a timely manner, follow the doctor’s instructions for examination and treatment.