Bullwhip can quickly increase the body's heat, and can play a role in tonifying the kidney and strengthening the body. Eating bullwhip has a good aphrodisiac effect. Rich in protein, impotence caused by kidney-yang deficiency has a good effect.

It is generally believed that Niu Bao for bullwhip is a food for tonifying kidney-yang and cannot be used for kidney-yin deficiency. If there is kidney-yin deficiency, it is easy to aggravate the phenomenon of kidney-yin deficiency after taking it, resulting in fever, feverish cheeks and night sweats, so it cannot be eaten.

Kidney yin deficiency needs to eat some food such as Lycium barbarum, longan and Changshan medicine, and the medicine can eat Liuwei Dihuang pill or Zuogui pill, which has certain effect.