This is because green tea polyphenols degrade rapidly when heated resulting in them having less antioxidant power.
Cold brew green tea antioxidants.
Making cold brew green tea is incredibly simple but it does take a much longer time than hot tea.
Just like how people have revered cold brew coffee for the milder cup of joe people are doing the same for cold brew green tea.
Just combine loose leaf tea or whole tea bags and water in a pitcher and let the tea infuse the water for 6 to 12 hours in the refrigerator see instructions below for specifics.
How to cold brew.
Cold green tea is just as nutritious as hot brewed tea.
A tradeoff seems to exist because fewer antioxidants specifically tannins in cold brewed tea give it a milder flavor but may also result in decreased health benefits associated with antioxidants.
Basically you combine loose leaf tea with cold water in a pitcher or tea pot and let it infuse for 6 to 12 hours.
Its antioxidant content depends largely on steeping time and leaf quality.
Prevention hypothesized that the cold brewed version was agitated before it was left to brew overnight and since agitation can release more antioxidants that led to the surprising lab results.
Loose leaf tea typically packs more antioxidants and bioactive compounds than tea bags.
The method itself is incredibly simple.
Meanwhile a 2012 study by professor jeng leun mau of national chung hsing university taiwan showed that cold brewed green tea that was steeped for 12 hours had a high level of polyphenols the antioxidants that make green tea so incredibly healthy that were equal to or greater than tea steeped in hot water for 5 minutes.
Green tea has always been on everyone s honor roll of tea types for its health benefits but the cold brew process seems to elevate the beverage to a whole new level.
How to make cold brew iced tea.
Image via front porch reviews.
Cold brewed green tea can contain higher levels of polyphenols and less caffeine than hot brewed tea.
The cold water green tea extracts had less antioxidant activity than the hot water extracts.
According to a video posted by dr.
A tradeoff seems to exist because fewer antioxidants specifically tannins in cold brewed tea give it a milder flavor but may also result in decreased health benefits associated with antioxidants.
While we have been familiar with cold brew coffee for quite some time tea leaves infused in cold.
Second cold brewed green tea contains more antioxidants than hot tea.
Prevention used salada green tea in their tests.