How does it work? Our MetaPlus® blend is specially formulated to turn on thermogenesis, a process that boosts your body’s metabolic rate. It’s compiled of ginger root, guarana seed extract, chromium, vitamins, and green tea extract with a specific ratio of EGCG (epigallocatechin gallate) –the compound that scientists have found boosts your metabolism. When combined with exercise, CELSIUS helps your body burn more calories and body fat which has been clinically proven in 6 published university studies.