The nutritional value of shiitake mushrooms mainly includes proteins, carbohydrates, fats, minerals, vitamins, etc. In addition, shiitake mushrooms also contain a large amount of amino acids, such as glutamic acid, threonine, tryptophan, arginine, etc., which play an important role in human health. Mushrooms have rich effects and functions, such as improving blood circulation, enhancing immunity, promoting gastrointestinal peristalsis, preventing intestinal diseases, anti-aging, eliminating fatigue, lowering blood pressure, reducing cholesterol, antioxidant, preventing cardiovascular and cerebrovascular diseases, and promoting bone health.