Erowid Erowid is a non-profit educational & harm-reduction resource with 60 thousand pages of online information about psychoactive drugs, plants, chemicals, and technologies including entheogens, psychedelics, new psychoactive substances, research chemicals, stimulants, depressants and pharmaceuticals. This includes traditional, spiritual, and responsible use, info on health, effects, experiences, images, research, chemistry, law, media coverage, bibliographies and a whole lot more.