Cellucor Cor-Performance Creatine provides 3.4g creatine per serving without caffeine, calories, carbs, or sugar. This supplement is vegetarian and vegan friendly and is also for keto diets suitable COR-Performance Creatine is the tried-and-true supplement known for building lean muscle massnow with an extra kick of deliciousness! Make enhancing your performance easier and enjoyable than ever with refreshing new flavours.