Doctors often say "ten people and nine kidneys". In real life, there are many people with kidney deficiency. People with kidney deficiency often eat some foods that tonify the kidney, which is very beneficial to the recovery of kidney health. Some foods listed below have the function of tonifying kidney and strengthening kidney. You can choose suitable varieties and cooking methods according to your personal diet. Euryale ferox: it is flat in nature and sweet in taste, which is beneficial to the dual effects of kidney depression, spleen strengthening and diarrhea stopping. Hundred Kinds of Records of Materia Medica is called "the medicine of spleen and kidney". "Materia Medica from the New" also said that it can "strengthen the spleen and solidify the essence". "The new edition of Materia Medica" also said: "Euryale ferox is not particularly beneficial to essence, but also can converge essence and tonify kidney. It is used with yam, each at the end, and the rice is mixed every day. " Anyone with nocturnal emission due to kidney deficiency, premature ejaculation, leukorrhagia and frequent urination should eat regularly. Chestnuts: warm in nature and sweet in taste. In addition to strengthening the spleen and stomach, it also has the function of tonifying the kidney and strengthening the waist. Most suitable for people with kidney deficiency and low back pain. For example, Sun Simiao, a health care scientist in the Tang Dynasty, once said, "Eating raw can cure waist and feet." "Li Ming Shi Zhen" also records: "Treating kidney deficiency and weakness of waist and foot, hanging chestnuts in bags, eating more than ten capsules per load, eating pig kidney porridge to help it, will be strong for a long time." Walnut: Warm in nature and sweet in taste, it can not only tonify the lungs and relieve asthma, but also tonify the kidney and solidify the essence, and also moisten the intestines and relax the bowels. It is suitable for people with kidney deficiency, asthma, nocturnal emission, impotence, soreness of waist and weak feet, frequent urination and dry stool. As Experience of Western Medicine said: "Walnut is an important medicine for nourishing liver and kidney and strengthening bones and muscles, so it is good for treating lumbago and leg pain and all bone and muscle pain. Because it can tonify kidney, strengthen teeth, blacken hair, and treat fatigue, asthma, qi deficiency, lower energizer cold, frequent micturition, and female belt collapse. " Cowpea: That's what we call long beans. Cowpea is flat in nature and sweet in taste, and has the dual effects of tonifying kidney and strengthening spleen. For example, "Compendium of Materia Medica" records: "Cowpea tonifies kidney and stomach, and produces sperm. In the past, Lu Lianfu taught people to tonify kidney qi, and cooked cowpeas hollow every day, eating less salt. " "Modern Records of Sichuan Traditional Chinese Medicine" also introduces: "Cowpea nourishes yin and kidney, and strengthens the spleen and stomach. Treat leucorrhea due to kidney deficiency, white turbidity and nocturnal emission. " It is also suitable for people with kidney deficiency and frequent urination. Lycium barbarum: it is flat and sweet. Long-term administration has the effects of tonifying kidney and liver, improving eyesight, strengthening bones and muscles, eliminating lumbago and prolonging life. Especially for middle-aged and elderly people with kidney deficiency, it is the best food. For example, "Materia Medica Xuan Tong" records: "Lycium barbarum, tonifying kidney and essence, strengthening water and strengthening bones, and curing thirst, dizziness, backache and knee pain." Materia Medica Jing Shu also said: "Lycium barbarum is a nourishing medicine for deficiency of true yin of liver and kidney, fatigue and internal heat. Seven out of ten elderly people are yin deficiency, and eating at home is good for their eyes. " Yam: It is a kind of "top grade" medicinal material in Chinese medicine, which has the functions of tonifying lung and spleen, tonifying kidney and replenishing essence. People with kidney deficiency should eat it often. Polygonum multiflorum Thunb.: It has the functions of nourishing liver and kidney and benefiting essence and blood. Physicians in past dynasties used it for people with kidney deficiency. Anyone with kidney deficiency, premature gray hair, weak waist and knees, sore bones and muscles, or nocturnal emission of men and women, is suitable for eating. Scallop: Also known as Jiang. Sweet and salty in nature, it can tonify kidney and nourish yin, and people with kidney yin deficiency should eat it regularly. Animal kidney: Eating animal kidney has the function of tonifying kidney and replenishing essence, which is the concrete embodiment of the theory of "nourishing viscera with viscera" in traditional Chinese medicine. Because it is rich in protein, fat, vitamins and some rare trace elements, it has both nourishing and body-building functions. Sea cucumber: it can tonify kidney and essence, nourish yin and strengthen yang. Rich in trace elements such as iodine and zinc. Can participate in regulating metabolism and reducing blood lipid. Protein and other polysaccharide components contained in it have the functions of lowering blood lipid and anticoagulation, promoting hematopoiesis, delaying aging, nourishing skin and repairing tissues. Shrimp: skillful craftsman, tonifying kidney and strengthening yang, promoting lactation and detoxifying. It is rich in protein, lipids, minerals, vitamins, especially calcium and phosphorus, and is a good bone strengthening product. Shrimp meat extract also contains immune enhancing substances. Perch: Also known as sea bass and perch. Being flat and sweet can not only nourish the spleen and stomach, but also nourish the liver and kidney and benefit the bones and muscles. Water chestnut, persimmon, raw radish, raw cucumber, raw sweet potato, watermelon, wax gourd, onion, pepper, mustard, clove, fennel, pepper, mint, water shield, chrysanthemum, salt, sauce, liquor and cigarettes are not suitable for kidney deficiency.