Eating fruit stomach pain may be due to cold fruit, fruit mold and suffering from gastritis and so on. 1. Fruit cold: If you eat a lot of frozen fruit, especially in the morning on an empty stomach, will stimulate a large amount of gastric acid secretion, can lead to stomach pain. 2. Fruit mold: fruit mold will produce Penicillium spp., Streptomyces spp., Rhizopus spp. and Staphylococcus spp. and other pathogenic molds. If accidentally eaten into the stomach, the toxins produced by these molds can stimulate the stomach wall, triggering stomach pain. 3. Suffer from gastritis: people who suffer from gastritis, the cells of the stomach lining are stimulated by gastric juice, Helicobacter pylori or inflammatory factors, which will produce a vague pain. If you eat cold food, such as fruit, at this time, aggravate the stimulation, it will lead to stomach pain. It is recommended that people with upset stomachs try not to eat fruits. If you have to eat it, you can soak it in warm water before eating it, and you can’t eat too much at once to avoid aggravating the condition.