Optimum Nutrition 100% Gold Standard Casein Chocolate protein powder is developed for slow digestion. This protein is great when you have prolonged hours between the meals making it ideal for the nighttime. Casein Protein is known for slow absorption and supplies the amino acid for long-term muscle recovery and growth. The key features of this product are that it has a rich chocolate flavor and has low fat and low carbohydrates with 24g of protein size per serving. Mix one scoop in cold water or mix it with your favorite drink and have it. You can also blend it in shakes. This product is recommended for athletes & bodybuilders and individuals who want a high-protein diet.