Disease analysis: hello, kidney deficiency is divided into kidney yang deficiency, yin deficiency and qi deficiency; Clinical manifestations of yang deficiency: chills, cold limbs, long urination, pale complexion, decreased libido, impotence and premature ejaculation, pale tongue with white fur and delayed pulse. Clinical manifestations of yin deficiency: hot flushes, night sweats, dry mouth, yellow urine and dry stools, red tongue with little coating, and rapid pulse. Qi deficiency is characterized by shortness of breath and spontaneous sweating, mental fatigue, pale face, frequent urination, nocturnal emission and premature ejaculation, pale tongue coating and weak pulse. Suggestion: Daily foods for nourishing yin and tonifying kidney, such as sea cucumber, abalone, mussel and loach, are all effective fortified foods. Fish, shrimp, shellfish and seaweed are rich in zinc, which is an important substance to form testosterone. There are many drugs for nourishing yin and tonifying kidney, such as Jinkui Shenqi Pill, Liuwei Dihuang Pill, Zuogui Pill and Jinsuo Gu Jing Pill. Pay attention to your diet every day, eat some fresh vegetables and fruits properly, and eat more dog meat, beef and mutton, and leeks to replenish aphrodisiac. If there is kidney yang deficiency; Eat more duck, celery, bitter gourd, water bamboo and so on. Due to yin deficiency, I wish you health!