Walnuts are a good food therapy product. Whether it is used as medicine, or eaten raw alone, boiled, dipped in sugar, or cooked, it has good effects of nourishing blood and qi, nourishing kidneys and essence, relieving cough and asthma, moistening dryness and laxative, etc. There are many ways to eat walnuts. Boiling walnuts with an appropriate amount of salt water, drinking water and eating the residue can cure kidney deficiency, low back pain, spermatorrhea, impotence, forgetfulness, tinnitus, frequent urination and other diseases. Walnuts, barley and chestnuts are the same as cooked porridge and eaten, which can cure symptoms such as frequent urination, spermatorrhea, loose stools and diarrhea before dawn. Walnuts, sesame seeds and lotus seeds dipped in sugar can nourish the heart and brain, and can also cure night sweats. Eating walnuts, longan meat, and hawthorn raw can improve heart function. Walnuts are also widely used to treat neurasthenia, hypertension, coronary heart disease, emphysema, stomachache and other diseases. However, because walnuts contain high fat, you cannot eat too many at one time as they may cause diarrhea. It is better to eat 3-5 walnuts at a time