text: will drinking green tea boost my metabolism?   yes it can.  contrary to one of the answers above, caffeine generally boosts the metabolism.  i've been taking it for years myself and it definitely has a beneficial effect on your body, stimulating your metabolism and brain.   http://thyroid.about.com/cs/dietweightloss/a/greentea.htm http://www.findarticles.com/p/articles/mi_m0846/is_12_23/ai_n6125798 http://www.preventdisease.com/news/articles/022406_green_tea.shtml