Dossier
Michelle Francl
Coverage of Michelle Francl in the Nexus archive.
- Grapefruit could make your coffee buzz last longer as experts warn of hidden risks
Grapefruit contains a chemical that may slow caffeine metabolism, potentially extending its energizing effects, but experts warn this interaction is inconclusive and could pose risks for those taking medications. A Florida coffee chain is testing this theory with a menu item combining espresso, grapefruit juice, and salt, though studies show mixed results and individual variability in caffeine processing.