When low gastric power occurs, it will be manifested as a constant desire to eat acid. Proper intake of acidic food can promote the secretion of gastric acid and help digestion of food. Some people have low gastric acid secretion due to congenital development and intestinal tract problems. Low gastric acid secretion cannot break down and digest food in time after intake, so it can lead to accumulation of food and indigestion, etc. Eating acidic food properly can promote gastric acid secretion and improve indigestion symptoms. Acidic food contains a lot of vitamin C. Vitamin C may help improve the body’s immunity, and can also promote the peristaltic function of the intestines, so it has a certain effect on improving indigestion symptoms. For women, the sudden appearance of the desire to eat acidic food should also be alert to whether it is pregnancy, women will be pregnant because of changes in the level of the body, there will be a change in eating habits, many people will show more like to eat acidic food.