“…A total of 21 studies ( n = 553) investigated memory performance under the influence of ayahuasca 79 , DOM 83 , 84 , LSA 72 , LSD 74 , 75 , 82 , 85 – 92 , 2C-B 93 and psilocybin 71 – 73 , 93 – 96 , utilizing 22 distinct memory tests. The majority of studies (1 LSA, 3 psilocybin, 6 LSD, 1 DOM) 72 – 74 , 82 , 84 , 85 , 88 – 90 , 95 , 96 did not show any acute effects of psychedelics on memory across fifteen tasks. On the other hand, eleven studies (4 psilocybin, 1 2C-B, 6 LSD, 1 ayahuasca) 71 , 72 , 75 , 79 , 82 , 86 , 87 , 91 – 94 demonstrated impaired memory performance across twelve tasks, while only one study (DOM) 83 using one task showed improved memory performance.…”