Transwoman here, and I have some personal experience in this regard. I've been on T blockers for about 2 years, and I have seen significant mood, hair, and skin improvements, not to mention a lower resting heart rate. My chances of getting prostate cancer have been reduced to basically nil, which is pretty great. A significant portion of the benefits are from the estrogen, but just reducing bioavailable T does make a big difference in skin, mood, and hair.
On the flipside, a close friend who is a transman (meaning he is on T), and when he went on it, he became very aggressive and prone to angry outburts, developed significant acne, and a very significant increase in body hair.
So... ya know, just be careful so you don't end up having crazy moodswings and back-ne