Polleo Sport The 1:1 Mass Gainer is a high-calorie muscle-building formula designed to support weight gain, muscle growth, and post-workout recovery. Each serving provides 66g of protein, 65g of carbohydrates,  and 3g of creatine, helping fuel workouts and promote lean muscle mass. Available in Chocolate Madness and Vanilla Milkshake flavors, it's an ideal choice for hard gainers and athletes looking to increase size and strength.