Bulbine Natalensis raises testosterone, lowers estrogen »

There are few herbs that actually boost testosterone, fewer that really lower estrogen, but none that do both exceptionally well – except Bulbine Natalensis.  The rodent data suggests a testosterone boost of 347% compared to baseline, while lowering estrogen by 35%. And all of this is achieved at a dose of 50mgs/kg [...]

Bulbine Natalensis displays anabolic and androgenic characteristics »

Anabolic and androgenic activities of Bulbine natalensis stem in male Wistar rats

Yakubu, Musa T.; Afolayan, Anthony J.
Pharmaceutical Biology (Formerly International Journal of Pharmacognosy), Volume 48, Number 5, May 2010 , pp. 568-576(9)
Abstract:
Aqueous extract of Bulbine natalensis Baker [...]

Bulbine Natalensis, appears safe up to 50mgs/kg »

Theriogenology. 2009 Aug;72(3):322-32. Epub 2009 May 1.
Reproductive toxicologic evaluations of Bulbine natalensis Baker stem extract in albino rats.
Yakubu MT, Afolayan AJ.
Phytomedicine Research Centre, Department of Botany, University of Fort Hare, Alice 5700, South Africa.

Abstract

The effects of oral administration of aqueous extract of Bulbine natalensis Baker stem at [...]

Bulbine Natalensis and sexual behaviour »

Effect of aqueous extract of Bulbine natalensis (Baker) stem on the sexual behaviour of male rats.
Yakubu MT, Afolayan AJ.
Centre for Phytomedicine Research, Department of Botany, University of Fort Hare, Alice, South Africa.
The phytochemical constituents of aqueous extract of Bulbine natalensis (Baker) stem and its effect on male rat sexual [...]