phlorizin

/ˈflɔrɪzɪn/
noun
  1. A bitter-tasting chemical compound found in apple tree roots and bark, used in medical research.
    • The apple tree's bark contains phlorizin, which gives it a bitter taste.
    • Phlorizin is known to block glucose absorption in the kidneys.
    • Researchers have studied phlorizin for its potential effects on diabetes.