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Green tea has a lot of benefits to those that have kidney diseases. Green tea can improve kidney filtration function so as to promote urination and at the same time discharge more wasteful products out of the kidneys and bloodstream.
Green tea is not only a comforting drink, but it can also be helpful for the urinary tract. Photo Credit Jupiterimages/Comstock/Getty Images. The urinary tract system performs the main function of waste removal from the body.