I think they contain mcpp, but erowid has very little info.
andruejaysin Reviewed by andruejaysin on . Crystal? I don't know if I'm allowed to post sites to buy from, so I'm just going to post the description to the pills. :) I've bought them a few times and I LOVE them. They are similar to Adderall, which I am already on... but also very different. Adderall makes me more focused and also a little anxious... these pills made me... euphoric and talkative and just... fantastic. Too bad they're relatively pricey! Anyway, anyone else ever tried? here's description... "NEW! Crystal is finally in Rating: 5