Mushrooms contain protein, vitamins, potassium, magnesium and other nutrients to supplement the body’s nutritional needs, and are generally not contraindicated except for allergies. Mushroom is a kind of fungus and algae food, every 100 grams of mushrooms contain energy 1157 kilojoules, 38.7 grams of protein, 3.3 grams of fat, 17.2 grams of insoluble dietary fiber, vitamin E8.57 mg. Every 100 grams of mushrooms also contain niacin 44.3 mg, potassium 3106 mg, magnesium 167 mg, calcium 169 mg, iron 19.4 mg, zinc 9.04 mg, copper 5.88 mg, manganese 5.96 mg, etc., rich in nutritional value. It can be seen that the nutrition of portobello mushroom is very comprehensive and rich, and it is a food with very high nutrient density. Take potassium for example, its potassium content is about ten times that of bananas, dietary fiber is also more than ten times that of bananas, calcium content is higher than that of milk, and protein content is higher than that of meat in general. In general, there are no absolute contraindications when eating portobello mushrooms, and portobello mushrooms are suitable for most people. But for people with renal insufficiency, indigestion, gout patients, it is not recommended to eat a lot of portobello mushrooms. Those who are allergic to portobello mushrooms are forbidden to eat portobello mushrooms.