So are you saying Buddhism is an offshoot of Hinduism? SWIM couldn't find anything about the psychedelic roots of Buddhism, but SWIM does remember reading or hearing something somewhere about the plausible psychedelic roots of Hinduism. SWIM has just done another Google search, and here's a snippet that might've just been it:

Everyone else everywhere is also saying that Buddhism is an offshoot of Hinduism. So if Buddhism has psychedelic roots, then those roots must come from Hinduism.

Agreed. Here's a very, very good post of Graham Hancock elaborating on this. It's called Meditation vs DMT:

[MEDIA=facebook]Author.GrahamHancock/posts/10152228383832354[/MEDIA]

DMT is released endogenously during deep states of meditation, so why these monks see exogenous DMT as cheating is beyond SWIM.