Yam: It has the effects of invigorating spleen and lung, benefiting essence and strengthening kidney. Decoct or concocting yam porridge can tonify kidney, replenish essence, and stop spermatorrhea. Regular consumption can prevent impotence, premature ejaculation, nocturnal emission and leg weakness.

Lotus seed: it has the effects of nourishing face, astringent intestines, nourishing new life and strengthening kidney. Modern medical research shows that lotus seeds contain lotus seed alkaloids, lotus seed sugar and other components, and the contents of calcium, phosphorus and iron are also quite rich. It is a healthy food with strong astringency, and can cure chronic diarrhea due to spleen deficiency if eaten regularly.

Lycium barbarum L.: It is a dual-purpose tonic for medicine and food, which can strengthen essence, strengthen kidney, strengthen roots, nourish essence and resist aging. According to modern medical research, Lycium barbarum contains a variety of essential amino acids, which can strengthen the body. Oral administration can replenish essence and strengthen yang.

Sparrow meat and sparrow eggs: Sparrow meat and sparrow meat have the function of strengthening yang and replenishing essence. Can be used for treating kidney deficiency, lumbago, impotence, premature ejaculation, infertility and other diseases.

Venison: Venison is mild, and has the effects of invigorating spleen and qi, warming kidney and strengthening yang. Traditional Chinese medicine believes that deer belongs to pure yang, and tonifying kidney qi is the first of all meat.

Meretrix meretrix: It can promote the activation of gonad and thyroid function, nourish yin and tonify kidney, enrich blood and strengthen liver, prevent aging and enhance sexual function.

Eat more foods with kidney-protecting and diuretic effects, such as animal liver, lean meat, carrots, wax gourd, tomatoes, oranges, persimmons and dried fruits. These foods are rich in trace elements such as protein, vitamins and zinc, which is beneficial to improve the body's immunity; At the same time, pay attention to adjusting the pH of food. In life, the elderly should consciously eat more alkaline foods, such as milk, bean products, konjac, radish, potatoes, lettuce, pumpkin, watermelon, bananas, apples and persimmons. Eating more fruits, vegetables and other foods containing more water plays an important role in preventing urinary system infection. Keeping the daily drinking water volume not less than 1500 ~ 2000ml and urine volume not less than1500ml is helpful to reduce the chances of bacterial reproduction and achieve the purpose of flushing the urinary tract.

Chicken liver, pig liver and kidney, China has a saying: Where to eat, where to make up.