The testing and research done by Marshall and Sanow pretty much proved that the CorBon +P 115 gr JHP load was the most effective 9mm manstopper. That load offers great rapid expansion, and often even fragments, causing a most destructive wound.

Here is a photo of the ammo, along with a recovered bullet:




CorBon's new PowerBall +P 100 gr load has come out since their testing, and it offers very similar performance. So it should be just as effective. Here is a photo of that ammo, along with a couple of recovered bullets: