You can eat shiitake mushrooms with diarrhea. Shiitake mushrooms have many kinds of vitamins, minerals, proteins, fats and carbohydrates, and are known as the king of mountain treasures because of their rich nutrition and delicious taste. Shiitake mushroom has the effect of stomachic and food aid. Shiitake mushroom contains vitamin B and vitamin PP, which can improve appetite and promote recovery. Shiitake mushrooms are also rich in protein, so too much of them can cause indigestion, so it is important to take appropriate supplements, preferably made into mushroom porridge, to help digestion and absorption. In addition, when you have diarrhea, you should eat less and more meals, avoid the intake of raw, cold, hard and spicy stimulating food, and give warm, soft, light, easily digestible liquid or semi-liquid food, and under the guidance of the doctor, you can cooperate with medication to promote recovery.