Among other things, tea has already been shown to reduce depression, reduce the risk of diabetes, and possibly even extend ...

In a new study, Northwestern University researchers demonstrated that brewing tea naturally adsorbs heavy metals like lead ...

A new study conducted by researchers from Northwestern University could have more consumers increasing their tea habit. The ...

Scientists have discovered that tea leaves don’t just make a soothing drink — they can also absorb harmful heavy metals from ...

A study by Northwestern University reveals that tea can filter out heavy metals like lead, cadmium, and chromium from water. Brewing black tea for fiv ...

Brewing tea may naturally adsorb heavy metals ... Finely ground leaves, especially those of black tea, adsorbed more contaminants than whole leaves. “When tea leaves are processed into black ...

tea bags and brewing methods affect heavy metal adsorption. The varieties tested included “true” teas - such as black, green, oolong and white - as well as chamomile and rooibos teas.

Researchers tested different types of tea, tea bags and brewing methods. Finely ground black tea leaves performed best at removing toxic heavy metals. Longer steeping times helped tea remove ...

black tea, green tea, white peony tea, oolong tea, rooibos tea, and chamomile tea. The tea bags were of different types (cotton, cellulose, and nylon). They brewed the tea the same way daily tea ...