Zhen'an Walnuts

Zhen'an Walnuts

　　Walnuts, also known as "hetao," are deciduous trees of the Juglandaceae family and are classified as oilseed crops. According to the Ming Dynasty pharmacologist Li Shizhen's *Compendium of Materia Medica*, walnut kernels have the effects of "invigorating qi and nourishing blood, moistening dryness and resolving phlegm, benefiting the life gate, regulating the triple burner, and warming the lungs and intestines." Traditional Chinese medicine often uses them to warm the lungs and nourish kidneys, treating conditions such as wheezing, coughing, kidney deficiency, and pain in the lower back and legs. They are often referred to as the "thousand-year seed" or "longevity fruit." Nowadays, they are used as ingredients to make candies, beverages, and more...