There are many Chinese medicines for kidney tonic in water, the more common ones are Epimedium, He Shou Wu, Cuscuta, Cistanchis, Wolfberry, Deer Antler, and even Cordyceps can be used. Personal advice, Chinese medicine in water can certainly play a role in nourishing the kidneys, if the drug is boiled, boiled and then taken orally, the active ingredients in the drug is more easily absorbed by the body. Personally recommend wolfberry, often applied to soak water to improve kidney essence, tonifying the kidneys and essence, nourishing the liver and eyesight, blood and tranquilize the mind, but also to produce fluids to quench thirst, for the treatment of prolonged weakness, sub-healthy patients are very beneficial, and even a long time to apply can prevent cardio-cerebral vascular disease.