This Ancient Smile Hid a Psychoactive Secret for 4,000 Years

In a groundbreaking discovery, scientists have found chemical traces of betel nut chewing in 4,000-year-old teeth from a Bronze Age burial in Thailand — the earliest direct evidence of psychoactive plant use in Southeast Asia. By analyzing hardened dental plaque, researchers uncovered compounds linked to betel nut, a stimulant that boosts alertness and euphoria. Ancient [...]

from SciTechDaily https://ift.tt/ro14iz3