Gossypol Set type / Edit
«Gossypol is a natural phenol derived from the cotton plant (genus Gossypium). Gossypol is a phenolic aldehyde that permeates cell and acts as an inhibitor for several dehydrogenaseenzymes. It is a yellow pigment.
Among other things, it has been tested as a male oral contraceptive in China. In addition to its putative contraceptive properties, gossypol has also long been known to possess antimalarial properties. Other researchers are investigating the anticancer properties of gossypol.» (wikipedia)