The good news: Antioxidant-rich black tea has been shown in studies to significantly improve vascular function. The bad news (especially for Brits and those who sip like them): Adding milk to your tea basically cancels out those benefits
, found a study published in European Heart Journal
. The researchers speculated that the milk proteins bind with the tea's antioxidants, neutralizing their effects.
If you can't stomach Earl Grey black, try switching to green tea, which is traditionally taken plain, without milk or even sugar or honey.