Optimum Nutrition Gold Standard 100% Micellar Casein Protein Powder, Slow Digesting, Helps Keep You Full, Overnight Muscle Recovery, Chocolate Peanut Butter, 1.87 Pound (Packaging May Vary)

Optimum Nutrition Gold Standard Casein Protein is a high-quality protein powder that has been trusted for over 30 years in 90+ countries.

It provides amino acids, the building blocks of muscle mass, and delivers Branched Chain Amino Acids (BCAAs) to recovering muscles for up to 8 hours.

With a rich, creamy texture and great taste, this product is perfect for post-workout recovery and can be mixed easily in a shaker cup.

Whether you're looking to build muscle or maintain muscle mass, Optimum Nutrition Gold Standard Casein Protein is the perfect choice.