Gastritis patients are not recommended to drink lemon water, although lemon water contains a lot of vitamin C, but lemon water is acidic, gastritis is mostly the gastric mucosa is congested, edema, erosion of the situation. Acidic food or acidic things irritate the gastric mucosa, easily aggravate the gastric mucosa congestion, edema. The acidic food, on the other hand, can aggravate the secretion of large amounts of gastric acid, which can directly lead to increased damage to the gastric mucosa. Gastritis is a factor directly caused by the large secretion of gastric acid stimulation, lemon water is acidic, most or as little as possible to drink, it is recommended that you can give appropriate alkaline food or carbonated drinks, etc.. You should pay attention to the diet, eat light fruits as well as thin rice, rice soup, etc., for gastritis improvement are helpful.