Thousands of years ago in modern-day Peru, hallucinogenic plants were in use in ritual ceremonies at the renowned Chavín de ...

The oldest evidence of psychoactive plant use was found in the Andes, revealing how societies used mind-altering drugs to ...

A 1,000-year-old pouch made from three fox snouts sewn together was discovered in Bolivia ... composed of two plants. One of these is an enzyme inhibitor which allows psychoactive effects to ...

In those rooms, they found bones carved into tubes used as psychedelic paraphernalia—part of a ritualistic experience in which special leaders smoked psychoactive plants. “Taking psychoactives ...

"This is compelling evidence that psychoactive plants were part of formalized and tightly-controlled rituals rather than individual vision-quests or shamanic healing practices," Contreras said.

Further micro-botanical and chemical analyses confirmed traces of “psychoactive plants" — also known as hallucinogens — and six of them specifically contained traces of tobacco and DMT ...