The charm of shiitake mushrooms lies not only in its flavor, but also in that it is a treasure house of nutrition and health. It is an excellent example of the concept of "medicine and food come from the same origin". This is an extremely important functional ingredient in shiitake mushrooms. It is not only one of the main sources of the unique "meaty flavor" of shiitake mushrooms, but has also been confirmed by modern pharmacological research to have a significant effect in lowering cholesterol. It can inhibit the synthesis of cholesterol in the body, promote the excretion of cholesterol, and is of great benefit in preventing cardiovascular diseases such as arteriosclerosis and hypertension. Lentinan is one of the most popular active ingredients in shiitake mushrooms, especially known for its beta-glucan. A large number of studies have shown that lentinan has powerful immune-modulating functions. It can activate the body's immune cells such as macrophages, T lymphocytes, and natural k…