Mescaline is a psychoactive substance found in certain cacti.

Ethyl alcohol is a psychoactive substance that can alter mood and behavior.

Ibogaine is a psychoactive substance found in the root bark of the iboga plant.

Ibogaine is a naturally occurring psychoactive substance found in the root bark of the iboga plant.

Theobromine is a psychoactive substance found in chocolate.

LSD is a powerful psychoactive substance that can cause intense sensory experiences.

Lysergic acid is a potent psychoactive substance.

LSD is a powerful psychoactive substance that can cause intense sensory experiences.

psychoactive substance in a sentence