Iron supplements eaten during pregnancy digestion is not good, with too much medication, improper diet, intestinal flora disorders and other factors, can be adjusted according to the cause of the dosage, and from the diet to do some improvement, if necessary, oral probiotics need to regulate the intestinal tract. 1. Excessive dosage: If the dosage of iron supplements is too much, it may cause indigestion and gastrointestinal flatulence, and the dosage should be appropriately reduced according to medical advice. 2. Improper diet: If the diet in the process of iron supplementation is not reasonable, long-term eating greasy, indigestible food, may cause indigestion. Diet should be improved by adjusting the dietary structure based on the principles of light, low-fat, low-calorie and low-salt. And try to take iron supplements about half an hour after meals. 3. Intestinal flora disorders: If long-term iron supplementation leads to intestinal flora disorders, it is easy to affect the gastrointestinal digestive function. It is recommended that on the basis of iron supplementation, oral probiotics can be taken to regulate the intestinal tract, such as bifidobacteria, lactobacilli and so on. Iron supplements during pregnancy to eat the digestion is not good, you can first follow the above way to deal with, if long-term non-digestion, the symptoms can not be improved, you should consult a doctor in a timely manner, and line of formal treatment.