Celsius is a brand of energy drinks that does contain caffeine. The amount of caffeine varies depending on the specific Celsius beverage product: Celsius Original Line: Celsius Original Flavor: 200mg caffeine per 12 fl oz can Celsius On-The-Go Powder Packets: 200mg caffeine per packet Celsius Heat Line (thermogenic drinks): Celsius Heat: 300mg caffeine per 16 fl oz bottle Celsius BCAA…
