You can’t eat cucumber with diarrhea. Cucumber is a cold food, and cucumber is rich in dietary fiber, diarrhea eating cucumber will increase the burden on the gastrointestinal tract, stimulate gastrointestinal motility, aggravate the symptoms of diarrhea. During diarrhea, pay attention to eating foods with less residue, avoid coarse grains and mixed grains, and pay attention to drinking more water, or sugar saline, to maintain the water-electrolyte balance and avoid dehydration. Try to eat lightly and eat less and more often. You can eat more light and easy-to-digest foods such as millet porridge, vegetable porridge, lotus seed porridge, noodles, etc. Avoid cold, greasy, spicy and stimulating foods. If the symptoms of diarrhea are more serious, you need to target the medication according to the cause of diarrhea, and if necessary, you can consider infusion treatment.