Optimum Nutrition Gold Standard Gainer - a new standard in lean weight gain performance products. Utilising only the finest ingredients Optimum Nutrition presents Gold Standard Gainer in a 2:1 ratio of carbohydrates to protein. Delivering 55g of Whey Protein Isolate along with 789 calories made up from complex carbohydrates in the form of oat, potato and pea. Weight Gain has now gone Gold Standard. 55 Grams of Protein - Primarily From Isolate Sources 760 Calories from Quality Ingredients 2:1 Ratio of Carbohydrates to Proteins 110 Grams of Carbs with Oat, Pea & Potato 11 Grams of Fats from Flaxseed, Chia and MCTs Easy Mixability