CytoGainer is a whey protein powder drink designed to aid in increasing muscle size. According to CytoSport, CytoGainer's maker, the product helps muscles refuel after workouts.
CytoGainer contains 54 grams of protein, 560 calories, 74 grams of carbohydrates, and 3 grams of creatine per two servings. It comes in six different flavors, including banana, chocolate and vanilla. When compared with Muscle Milk Gainer, another CytoSport product, CytoGainer has more protein but fewer calories, carbohydrates and fat. The company asserts that CytoGainer is certified by the NSF Certified for Sport program as being free of any NSF 306-Certification Guideline Annex A List banned substances.