Applied Nutrition Critical Whey Advance Protein Powder 2kg, 67 ServingsBUILD & MAINTAIN MUSCLE: Applied Nutrition protein powder is an excellent way to build up your muscles when you do strength training. Protein is an essential part of your diet to help maintain muscle mass, so drinking the shake as recommended will help you to retain your muscle development. EASY TO PREPARE: This high protein powder mixes incredibly well with water or low fat milk. You can shake it up when you are running late or on the go in no time.