Along with fruit-based alcohol, Egyptians flavored the drink with pine nuts, honey, and sesame seeds, while the addition of grapes and possibly licorice gave the liquid a blood-like hue. But additional chemical elements indicate the Bes mug’s contents weren’t just imitations of bodily fluids—they were a vital part of the drink itself.

A University of South Florida professor found the first-ever physical evidence of hallucinogens in an Egyptian mug, validating written records and centuries-old myths of ancient Egyptian rituals and practices.

How long have psychedelics been around? A recent study finds one of the most famous civilizations in history may have been using hallucinogens in their ancient rituals. For the first time, archaeologists have uncovered physical evidence of psychedelics in an Egyptian mug.