Cooked overnight fungus that has not spoiled is edible, spoiled overnight fungus is not edible, and overnight soaked fungus is not recommended. Overnight fungus can continue to be eaten as long as there is no mold, deterioration or change in flavor. The fungus can supplement the body with the required nutrients, and each 100 grams of fungus (dry) contains 265 kcal of energy, 12.1 grams of protein, 65.6 grams of carbohydrates, 29.9 grams of crude fibers, 247 milligrams of calcium, 152 milligrams of magnesium, 757 milligrams of potassium, 292 milligrams of phosphorus, Vitamin E11.34, and other various nutrients. Although fungus is rich in nutrients, attention should be paid to the intake. Excessive consumption may cause some discomfort to the human body, such as indigestion, nausea, abdominal pain and other symptoms. Spoiled overnight fungus should not be consumed. Overnight soaked fungus is not recommended for consumption and may be contaminated with Pseudomonas coccineus, a bacterium that can cause extremely serious food poisoning. It is recommended that you try to eat fresh fungus as much as possible in your normal life, and you should wash it well before eating it.