Abstract:Objective: To explore the effect of extract from Chinese chive seed in wanning kidney and enhancing yang. Method: The influence of extract from Chinese chive seed on the erection of penis of was investigated in adult male rats with experimental insufficiency of the kidney-yang produced by both removal of double spermaries and high dose of hydrocortisone. Result: The extract of Chinese chive seed enhanced the responsiveness of the penis of emasculate rats to outside stimulus, promoted the resistance of the emasculated rats to cold and tiredness and increased autonomous activity. Conclusion: The extract of Chinese chive seed has the effect of warming kidney and enhancing yang.