Pine nut is one of the common nuts and the fruit of pine cone, which has the following nutritional values: the first one has good lung moistening effect and is used to treat chronic bronchitis and bronchial asthma; Second, it has the effect of moistening intestines and relaxing bowels, and can be used to treat constipation due to physical weakness or fluid deficiency; Third, it has the function of strengthening the spleen; Fourth, it can soften blood vessels and prevent atherosclerosis; Fifth, it has the effect of expelling wind and removing dampness, and can be used to treat rheumatoid arthritis.