In an exemplary embodiment of the one or more purification steps three iterations provide about 15% to about 20% by weight of one or more keto-sterones. It is understood that higher purities may be obtained as described above. The product preferably contains from about 15% to about 40% of the one or more keto-sterones, although, of course, the process uniquely may provide substantially 100% purified one or more keto-sterones. In an exemplary embodiment of the method, a yield of about 1.5 kilograms of one or more keto-sterones may be extracted from 100 kilograms of Cissus Quadrangularis Linn root.