
Pygeum bark extract is extracted from Pygeum africanum an African cherry tree, which is an evergreen tree found at higher altitudes across Africa. This tree is known to be used in historic times dating back to the 1700s. Tribes in southern Africa region used the bark to treat bladder discomfort. The pygeum bark extract has been used in European region to treat benign prostatic hyperplasia since the 1960, and is currently the most commonly used treatment for this condition in France. Numerous researches have been carried out and various properties and active constituents have been mapped for herbal medicinal purposes. Pygeum bark is known to contain various beneficial constituents, including phytosterols such as beta-sitosterols, which exhibit anti-inflammatory action by inhibiting the production of prostaglandins in the prostate.