Studies show that Asteracantha Longifolia increases the attraction to female sexual partners. As well, it’s noted to significantly increase sperm. In the ProSolution Plus formula clinical study, it helped men have more frequent and powerful orgasms as well as better control over ejaculations.
(Source: Nat. Prod Res. 2011 Sep;25(15):1423-31. doi: 10.1080/14786410802588493. Epub 2011 Jul 8.)