The XXL Myogainer sports supplement from Starlabs Nutrition is specifically designed for athletes seeking a significant caloric and protein increase for their training. Each serving of this product provides approximately 370 kcal and 15 g of protein, thanks to its formula based on maltodextrin and whey protein concentrate. Additional ingredients include thickeners such as guar gum and xanthan gum, as well as sodium chloride and sucralose. The product is available in a 2.27 kg pack, allowing for the choice of different flavors with slight variations in composition. Its mode of use is simple: just dissolve the daily dose in water or milk, ideally between meals or after exercise. For proper storage, it is advised to keep it in a cool, dry place, protected from direct sunlight, and to close the container tightly after each use. This supplement is part of a varied and balanced diet and should not replace it.