Well.. It's just what you have told. Unlike finasteride black tea does rise testosterone. In fact i thought that DHT is what causes hair loss, not testosterone.
Now, I'm drinking about 3-4 cups of really strong black tea daily, for about 4 days. I didn't notice much less hair lost every head...
Sorry for digging out such an old thread, but I noticed something... When I think of family from my mom's side, all man I remember are bald, for example in case of my Uncle is about NW5/6. But, my grandpa (who have died 2 years ago. :( ) was an exception. At the age of 70 had only like NW2/3...