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aalbtraum, UserMod Light

Research, in the sense of science, probably for over 100 years.

Psychotherapy with psychelics > History, https://de.wikipedia.org/wiki/Psychotherapie_mit_Psychedelika#History

These substances are presumably used therapeutically for thousands of years. For example, in the context of shamanic practices. Psychedelics (Psilocybin, Meskalin, etc.) that occur in nature have been much longer than humans in their current form.

putzfee1
2 years ago

Since the 1950s.

hoermirzu
2 years ago

If that’s what you want since ancient times.