Nearly every plant on your plate is quietly chemically defended against being eaten — and a growing line of research suggests that faint, low-dose sting may be one of the underrated reasons a vegetable-heavy diet keeps you healthy
The bitter compounds in kale, broccoli and green tea are plant defence weapons — and the reason vegetables extend human life. A look at hormesis, the gut bacteria that decide who benefits, and why the vegetables engineered to taste mild may deliver less of what makes them medicin…