Table 1.

Lifetime classic psychedelic (DMT, Ayahuasca, Psilocybin, LSD, Mescaline, Peyote or San Pedro) users in the United States (2015–2018).

Responses	% (95% CI)	Population estimates
Ever used	13.8 (13.5–14.1)	33,925,666
Never used	86.2 (85.9–86.5)	211,912,497
Total	100	245,838,163

Note: The number of observations was 171,766 (unweighted). The percentages have been weighted to reflect national estimates and have been rounded to the closest decimal point.