[He will not make it monster-grade because he still experiences complete blackout dissociations whenever he has to feed on someone, thanks — he'll stick with his animal meat. It's not doing anything for him nowadays, but it's a sense of normalcy and god dammit, that's what he needs, otherwise he thinks he'll go insane again.]

It's helpful on expeditions and the sort for sure. [Remember how Elrians are constantly outside adventuring? Yeahhhhh.] In the Demon Realm, there's all kinds of weird shit. Apples with aphrodisiacs in 'em, lemons that you cut them open and the flesh of the fruit is an eyeball, ferns that don't stop wriggling even after they've been cooked... shit like that. Being able to look at shit and say "that's gonna kill me" is useful.

Who knows, you would've probably made it there. Possibly.