Puravive is a unique supplement, totally different from anything you've tried. It has a special mix of eight unique plants and nutrients carefully picked to fix a new reason for unexpected weight gain and low BAT levels. Making BAT levels go up even a bit means your body can burn many more calories, making your metabolism super active, like a machine burning fat and boosting your energy. LeanBiome's unique and proprietary formula is the first in the world to combine nine clinically proven strains of "lean bacteria" with Greenselect Phytosome, a state-of-the-art, caffeine-free green tea extract formulated with patented Phytosome technology that increases absorption. ®