The study was conducted on 32 male rabbits, given two doses of emulsion powder fenugreek seeds (750 ,1500 mg / kg) by mouth. The research included changes in body weight and testes, sperm density and the proportion of natural and distorted living sperm, the level of serum testosterone, and histological changes in the testis and epididymis. The result shows that givingfenugreek seeds powder in a moderate dose of 750 mg / kg, was not associated clear negative changes, and the results were approachedto the control group .