Hallucinogen Persisting Perception Disorder (HPPD) is a rare clinical condition that results in people experiencing visual and perceptual distortions days, months, or even years after using psychedelic substances. Although HPPD is rare, around 4.2% of people who use hallucinogens will suffer from HPPD. For a full description on HPPD, please click here to read our blog.

Always seek the advice of your physician or other qualified health care provider before undertaking a new health care regime. Unlimited Sciences does not give or substitute for medical advice. The products and services discussed are not intended to diagnose, cure, prevent or treat any disease. Please click here to read our full disclaimer.