No, I am not a dietician, cvrk, I'm just a non-pracitising doctor
. I have always shunned drugs, alcohol, cigarettes(and other similar materials) and even tea since I was young. Although tea is less harmful than the other three, raw tea leaves contain caffeine, and when we boil the tea leaves and it reaches a temperature of over 100 degrees celsius it turns into nicotine which causes gastric ulcer(and maybe cancer as well, but that hasn't been proven yet). But ofcourse, it is possible to avoid that nicotine by preparing tea keeping tea leaves in a filter pan, and pouring hot water over it and mixing whatever you like in that gathered water. But sadly many people don't know how to prepare tea in the proper way
...