What Is LSD? LSD (lysergic acid diethylamide) is a semi-synthetic hallucinogen with psychedelic properties, originally derived from the ergot fungus in 1938. Commonly known as “acid,” LSD causes users to experience altered perceptions, sensory distortions, and other hallucinations. Gaining notoriety during the 1960s drug pandemic, LSD is considered non-toxic andContinue Reading