You can eat more foods such as black beans, black sesame seeds, leeks, dog meat, black rice, walnuts, black fungus, yam, medlar, bovine bone marrow, mutton, sea cucumber, pig kidney, bullwhip, cowpea, loach, lotus seeds, chestnuts, etc.

In addition, Mengxiong Dan (Shenzhujing Capsule) can be taken when necessary to tonify the kidney and strengthen the body.