What is LSD? LSD, or lysergic acid diethylamide, is a psychedelic drug that produces effects similar to those produced by mescaline.3 The term "acid trip" refers to the experience of having been exposed to LSD.4 Although LSD has been used recreationally since the 1950s, it is illegal in most countries.5 https://lsdwheretobuy31975.sharebyblog.com/13468924/all-about-lsd