Well... some of these things are illegal in many places.

Where are you located?

Google these words-

Ayahuasca / Yage- Caapi, Psychotria, Diplopterys

Iboga

Lophophora / "Peyote" and Trichocereus / "San Pedro"

'Shrooms / Mushrooms- Psilocybin, Psilocin, Psilocybes