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  1. LSD - Wikipedia

    LSD induces an animated sensory experience affecting senses, emotions, memories, time, and awareness. The effects range from subtle perceptual changes to profound cognitive shifts. …

  2. LSD (Acid): Side Effects, Risks, and How It Affects the Brain

    Jun 10, 2025 · Learn about LSD, including its physical and mental effects, potential risks, and legal status. Understand how this hallucinogen affects the brain and body.

  3. LSD - DEA.gov

    What is LSD? Lysergic acid diethylamide (LSD) is a potent hallucinogen that has a high potential for abuse and currently has no accepted medical use in treatment in the United States.

  4. LSD (Acid): Effects, Hazards & Extent of Use - Drugs.com

    LSD is synthetically made from lysergic acid, which is found in ergot, a fungus that grows on rye and other grains. It is so potent its doses tend to be in the microgram (mcg) range. It's effects, often …

  5. LSD - Alcohol and Drug Foundation

    What is LSD? LSD (lysergic acid diethylamide) is a psychedelic drug, which means it can affect all senses, altering a person’s thinking, sense of time and emotions. Psychedelics can cause a person …

  6. LSD | Definition, Psychological Effects, & Ergot Fungus | Britannica

    May 9, 2026 · LSD, potent synthetic hallucinogenic drug that can be derived from the ergot alkaloids of the fungus Claviceps purpurea. LSD is prepared by chemical synthesis in a laboratory.

  7. What Is LSD and What Are Its Effects and Risks? - factually.co

    May 18, 2026 · LSD is a semisynthetic compound derived from lysergic acid, originally isolated from the ergot fungus, that exerts its psychedelic effects primarily through high-affinity binding to serotonin …

  8. LSD (Lysergic acid diethylamide): Origins, types & effects

    Oct 24, 2022 · LSD, commonly known as acid, is the most potent hallucinogen yet discovered: a drug that induces lengthy psychedelic trips with visual disturbances, sensory distortion, hallucinations, and …

  9. LSD - Get Smart About Drugs

    Mar 17, 2025 · LSD What is it? Very strong hallucinogen sold on streets that is odorless and colorless with high potential for misuse.

  10. LSD fact sheet - UNSW Sydney

    Jun 2, 2025 · What is LSD? Lysergic acid diethylamide (LSD) is a hallucinogenic drug that produces powerful sensory distortions, intensifies mood and alters thought processes.