The best replacement for lsd is acid.

The best alternatives to lsd are rated as following:
★★★★★  acid
★★★★  mushrooms
★★★  dmt
★★  lsa
★★  pcp
★★  mescaline
★  25i
★  ecstasy
★  psilocybin
★  salvia
★  hsd
  nbome
  dob
  mdma
  bonferroni
  non lsd
  open diff
  open differential
  quaife
  magic mushrooms
  posi
  ayahuasca

Your alternative for lsd is not listed? Suggest!
Speaking about lsd, one probably shouldn't forget about lsd.

Other search terms related to lsd and their ratings are:
★★★★★ lsd
★★ dmt
You have in mind a companion for lsd and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of lsd in all years. Click on graph for more.
lsd
acid
mushrooms