There is no such thing as a wonderful kidney tonic formula for the elderly. Older people who want to tonify their kidneys can do so through food therapy and Chinese medicine regimen. Chinese medicines can take Liu Wei Di Huang Wan, Jin Gui Ren Qi Wan and so on. 1. Food therapy: Diet should be light, eat more fruits and vegetables, do not eat cold and spicy food, such as crabs, chili peppers, ice cream and so on. At the same time, you can also eat some kidney tonic food, such as wolfberry, yam and so on. 2. Chinese medicine: you can follow the doctor’s instructions to apply the kidney tonic drugs, such as six flavors of dihuang pill, Jin Gui Kidney qi pill and so on. Six-flavored dihuang pill has the effect of nourishing yin and tonifying the kidneys. It is used for kidney yin deficiency, lumbar and knee soreness and weakness, bone vapor and tidal fever (a burst of heat, feeling that the heat comes from inside the bone to the outside), night sweating (sweating abnormally after going to sleep, and sweating stops after waking up), spermatorrhea, and thirst. Jin Gui Kidney Qi Pill has the effect of warming and tonifying kidney yang (warming and replenishing kidney yang qi), transforming qi to move water (promoting the operation of gas, thus promoting the operation of water and liquid). It is used for kidney deficiency and edema, lumbar and knee soreness (a feeling of soreness and weakness in the waist and knees), dysuria (unsmooth urination), coldness and coldness of limbs (fear of cold and cold limbs). It should be noted that when taking drugs for kidney tonic, avoid cold, spicy, greasy, tobacco and alcohol, and pregnant women should not take. Besides, its adverse effects are not clear, it is best to take it according to the doctor’s arrangement.