Optimum Nutrition | On 100% Whey Gold Standard 180G - Sample Tub Vanilla Protein Powder Optimum Nutrition | Vanilla | Vanilla | Optimum Nutrition Gold Standard 100% Whey - 176G (6 Servings) Optimum 100% Whey Gold Standard Contains Optimum Nutrition Proprietary Blend Of Whey Protein Isolate, Whey Protein Concentrate And Hydrolyzed Whey Protein Isolate. Optimum Nutrition 100% Whey Gold Standard Provides Whey Protein Isolates (Wpi) - The Purest And Most Expensive Source Of Whey Protein Available. It Now Also Has A Higher Protein Percentage. On\'s 100% Whey Gold Standard Has Always Been A Leader In This Respect. Now With 24 Grams Of Protein In Just Slightly Over One-Ounce Serving, It\'s Nearly 79% Protein By Weight ! On 100% Whey Gold Standard Is Instantized To Mix Easily And Completely With Just A Few Twirls Of A Spoon. Over 4 Grams Of Glutamine And Glutamine Precursors As Well As 5 Grams Of Bcaas (Leucine, Isoleucine, And Valine) In Each Scoop ! Key Facts: 78% Protein By Weight (24G Of Protein Per 30. 4G Serving Size) 100% Of The Protein Derived From Whey Over 4G Of Glutamine & Glutamic Acid In Each Serving | On 100% Whey Gold Standard 180G - Sample Tub Vanilla