The female version of Provillus consists of the all organic parts: magnesium, vitamin B6, Biotin, PABA and horsetail silica. The male version of Provillus contains: Magnesium, vitamin B6, zinc, Observed Palmetto and a proprietary blend of regular herbs this kind of as stinging nettle and uva ursi. As you can see, there are no artificial chemical substances built-in in each formulation, which tends