There are many foods that can nourish the kidneys, among which the most simple, feasible, and economical one is sheep back bone soup. Wash the lamb back bones and cook for two hours, add onion and ginger seasonings as soup stock. For those with kidney deficiency, emaciation, fatigue, weakness, and back pain, chop the sheep spine, add 30 grams of the traditional Chinese medicine Cistanche deserticola, 1-3 grams of silk (wrap it with cloth), add water and fry together, and add the juice after 2-3 hours. The rice is cooked into porridge and eaten with seasonings. Sheep kidney also has many therapeutic effects on low back pain, weak feet and knees, spermatorrhea and impotence caused by kidney deficiency. Tremella and rock sugar to nourish yin - kidney-tonifying food [Ingredients] 10 grams of tremella, 1 egg, 60 grams of rock sugar, appropriate amount of lard. [Method] Remove the stems of the water-haired Tremella fuciformis, remove impurities, rinse, add an appropriate amount of water, boil over high heat and then cook over slow heat until the Tremella fuciformis becomes crispy, add rock sugar, and stir until dissolved. Take the egg whites and add a little water, mix well and put it into the pot, then bring it to a boil over a slow fire. Add a little cooked lard before taking it out of the pot. [Usage] Take in the morning or before going to bed. [Function] Nourishes the lungs and nourishes qi, nourishes yin and nourishes the kidneys. It is suitable for people suffering from AIDS (AIDS) lung deficiency and cough, afternoon hot flashes, night sweats, irritability, palpitations, insomnia, and chronic loose stools. [Commentary] The polysaccharides contained in Tremella fungus can improve the immune function of AIDS patients; egg white, rock sugar, and lard can be used to adjust the taste. This medicinal diet looks pure and pure, has an attractive color and taste, is sweet and smooth, and melts in your mouth. It is a traditional health-care medicinal diet. Yam: mild in nature and sweet in taste, it is a "top grade" medicine in traditional Chinese medicine. It has the functions of nourishing the lungs and strengthening the spleen, and can nourish the kidneys and replenish essence. People with kidney deficiency should eat it regularly. Dried scallop: also known as Jiang Jue Zhu. It is mild in nature, sweet and salty in taste, and can nourish the kidneys and yin, so people with kidney yin deficiency should eat it regularly. Bass: Also known as perch and perch. It is mild in nature and sweet in taste. It can not only nourish the spleen and stomach, but also nourish the liver and kidneys and benefit the muscles and bones. Chestnuts: Warm in nature and sweet in taste. In addition to tonifying the spleen and strengthening the stomach, chestnuts also have the function of tonifying the kidneys and strengthening the waist. They are most suitable for people with kidney deficiency and low back pain. Lycium barbarum: neutral in nature and sweet in taste, it has the functions of nourishing the kidneys and liver, replenishing energy and improving eyesight, strengthening bones and muscles, removing low back pain, and long-term consumption can prolong life. It is especially suitable for middle-aged women with kidney deficiency.