Some lubes aren't safe to be used with sex toys and condoms, so here's Unfortunately, when it comes to anal penetration, you can't just go in there without . Please note: you should also never use Vaseline as a lubricant. Notwithstanding the fact that Vaseline is not manufactured for use. Vaseline has many uses, but is anal sex one of them? We did our homework so you don't have to. Stay safe and informed | View other lube options too.