Drinking tea is good for your overall health and can help to lower blood pressure, detox your body, help with weight loss and lower the risk of developing cancer.
But research has shown that drinking too much tea could cause kidney failure. Although you'd have to drink several gallons of the tea per day to cause kidney failure.
A glass or two glasses of tea per day is not gonna cause kidney failure and would actually promote other health benefits.
Drinking water can help to flush the kidneys out so if you're concerned about developing kidney disease you should drink plenty of water, and avoid too much tea or soda.
Mixing a tablespoon of apple cider vinegar with some warm tea and honey or warm water can help cleanse your kidneys too and decrease your risk of developing kidney disease or having kidney failure.