Microdosing LSD is not an effective ADHD treatment

image via New Scientist

March 19, 2025, 3:00 PM

• •A new study has found that microdosing LSD doesn’t help ADHD symptoms any more than a placebo.
• •The study was the first randomised controlled trial of LSD microdosing for ADHD.
• •The researchers say that the dosage may not have been right for treating ADHD, and that LSD may need to be taken daily to experience a decrease in symptoms.

A new study has found that microdosing LSD is no more effective than a placebo in alleviating symptoms of ADHD. The study, which was the first randomised controlled trial of LSD microdosing for ADHD, found that participants who took a 20-microgram dose of LSD twice a week for six weeks did not experience a significant decrease in their ADHD symptoms compared to those who took a placebo.

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