Whey Protein Isolate-Primary Source. 24g Protein. 5.5g BCAAs. 4g Glutamine and Glutamic Acid. 100% of the Protein Form Whey. Gluten Free.Banned Substance Tested. The True Strength of Whey. Whey Protein Isolates (WPIs) Are The Purest Form Of Whey Protein That Currently Exists. WPIs Are Costly To Use, But Rate Among The Best Proteins That Money Can Buy. That's why they're The First Ingredient You Read on the Gold Standard 100% Whey Label. By Using WPIs As The Primary Ingredient Along With Premium Ultra-Filtered Whey Protein Concentrate (WPC), We're Able To Pack 24 Grams Of Protein Into Every Serving To Support Your Muscle Building Needs After Training. The Attention To Detail That ON Provides Also Extends To Mixability. This Superior Quality Powder Has Been Istantized To Mix Easily Using A Shaker Cup Or Just A Glass And Spoon. There's No Doubt That This Is the Standard by Which All Other Whey Proteins Are Measured. Beyond The Basics: 77% Protein by Weight (24g of Protein per 31g Serving Size). Whey Protein Isolate (WPI) Main Ingredient. Whey Protein Microfractions Form Whey Protein Isolate and Ultra-Filtered Whey Protein Concentrate. Over 4 Grams of Naturally Occurring Glutamine and Glutamic Acid in Each Serving. More than 5 Grams of the Naturally Occurring Branched Chain Amino Acids (BCAAs), Leucine, Isoleucine, and Valine in Each Serving. The Gold Standard for Protein Quality.