Made with proven, premium ingredients, 7 Essential Vitamins and zero sugar, no artificial colors, no aspartame, no high fructose corn syrup and non-GMO. CELSIUS is vegan, gluten-free and Kosher. Our proprietary MetaPlus blend contains green tea extract with EGCG. It also includes guarana seed extract, ginger root for flavor and digestion, vitamin C to help support your immune system, vitamin B for energy production, and chromium to help control hunger, making it an ideal pre-workout drink.