Hello, walnut meat is walnut kernel, the drugstore is sold. There are tonifying the kidney and fixing the essence, warming the lungs to stabilize the wheezing, lubricating the bowels and laxatives, etc. It can be used for kidney deficiency lumbar soreness and foot softness, impotence and spermatorrhea, cold coughing and asthma, lung deficiency and prolonged coughing, and intestinal dryness and constipation.

Suggestions:

Yin deficiency fire, phlegm heat and cough and loose stools are not suitable for walnut meat and so on.