CELSIUS is a fitness drink, proven to accelerate metabolism and burn body fat. These claims are backed by six university studies, all of which are published on our website. CELSIUS provides healthy energy with 200mg caffeine per can. CELSIUS has zero sugar and no preservatives; it does not contain artificial flavors or colors and is certified Vegan, Kosher and non-GMO. Ideal as a pre-workout, CELSIUS can also serve as a refreshing alternative to coffee or other caffeinated beverages.