Rapid Whey is simple! Take the muscle recovery benefits of Rapid Red and combine it with the power of pure Whey Protein Isolate. With 12 grams of Whey Protein Isolate, Rapid Whey is an all natural recovery drink that was developed to speed recovery. Whey Protein Isolate contains high levels of Branch Chain Amino Acids (BCAA). 9 of the 22 Branch Chain Amino Acids can only be obtained through food sources. Of these 9, Valine, Isoleucine and Leucine are the most important and are all found in Whey Protein Isolate giving your body the building blocks it needs for energy, muscle development and rapid recovery.