The common manifestations of kidney qi deficiency include fatigue, spontaneous sweating, chronic cough and asthma, weakness of the waist and legs, low spirits, hearing loss, poor memory, hearing loss, and frequency of urination. If children's kidney qi is insufficient, their growth and development will be affected, and the so-called "five late and five soft", nocturnal crying, enuresis, weakness and susceptibility will occur; If the adult kidney qi is insufficient, it will also affect the reproductive function, such as male premature ejaculation, female infertility or fetal movements, habitual abortion, etc. The kidney is the innate foundation of the human body, and the stored essence is a very important material guarantee for human life activities. Therefore, when the problem of kidney qi deficiency occurs, we should not take it lightly. At the same time, we should choose appropriate methods to supplement kidney qi under the guidance of doctors according to different situations while preventing excessive consumption of kidney qi. We must not blindly believe in the marketing propaganda of the so-called divine prescriptions, folk prescriptions and special drugs, so as not to cause more damage to the body.