Gnc Pro Performance Double Chocolate Flavor Weight Gainer Powder 5000gm is used for supporting healthy weight gain and muscle growth. It combines fast- and slow-digesting proteins like whey protein concentrate and calcium caseinate, ensuring a steady supply of amino acids for enhanced muscle recovery. The inclusion of maltodextrin and skimmed milk powder provides a high-calorie boost, essential for gaining weight. Digestive enzymes make it gentle on the stomach, reducing discomfort. Additionally, this weight gainer offers a balanced nutrient profile with essential vitamins and minerals, promoting overall health and facilitating effective weight management for athletes and fitness enthusiasts.