Herbal and green tea take spotlight. But did you know that black tea supports your thyroid and metabolic rate? It also does these host of things. .Improves fat oxidation .Is loaded with polyphenols .Improves insulin sensitivity .Reduces blood sugar spikes .Lowers stress hormones .Promotes a calm focus, not anxious one .Can protect from excessive cortisol caused by too much previous caffeine .Aids in l Iiver health .Is good for gut bacteria .Has prebiotics .Lowers inflammation To make it even mor