Asian Journal of Andrology, 2005 — Animal study
Up to 6× testosterone in male rats
Male rats given a water extract of Fadogia agrestis stem for 5 days showed more mating behaviour and higher blood testosterone than controls, up to about six-fold at the highest dose.
Yakubu M.T. et al. 2005. Asian J Androl 7(4):399-404.
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