Ok, this is a very interesting thread...I will try to answer it the best I can but I can't tell time of first experiment with certain substance cuz there's too much to remember or place it in time...so the first few are in chronological order others are not...
so here we go...
? - inhalants (gasoline - once)
12 - thc (regular user)
14?- alcohol (drink few times a year now, but had a period in which I drank like 2 times a week, aldo that was a looong time ago)
- mdma (used it alot when started with it but now very rarely, aldo I like it, but I saw it is very very very bad for me when I do the aftermath)
- LSD (maybe once a month, but this is my FAVORITE of all + thc)
- cocaine (very very rare)
- DMT (sometimes)
- 5-MeO-DMT (sometimes)
- DXM (just few times)
- Ketamin (rarely)
- Morning glory LSA (self extraction, few times, never got wanted effects)
- Datura (few times, and these were the craziest trips EVER)
- Mushrooms (sometimes, but I don't like it too much, aldo not bad)
- Nitro (N2O - nitrous oxide, very nice to take a hit while tripping on acid)
- MDA
- MDE
- Speed
- PCP Angel Dust
- Peyote
- San Pedro
- Mecaline (not peyote extract)
- Salvia Divinorum
- Ephedrine 1% (few times + once in tabs)
- Ether
- Cafetine
- Dimenhydrinate (Dramine) (once)
- Opium
- Prozac
- Praxiten
- Helex
- Tramadol/Lumidol
- Nutmeg
- Akineton (dont know the english name/term)
- Mimosa hostilis (self DMT extraction)
- 5-MeO-AMT
- 2CI
- 2CE
- 2CB
- DOC
- DOB
- DOI
- 5-MeO-MiPT
- 5-MeO-DiPT
I probably forgot some... 8(