Optimum Nutrition Gold Standard 100% Isolate, Rich Vanilla, 5.2 LbOptimum Nutrition 100% Gold Standard Isolate, Rich Vanilla, 5. 2 Lb, is a premium whey protein supplement designed for those seeking highquality protein intake. This product is made from topgrade whey protein that undergoes advanced filtration processes to remove excess fat, cholesterol, and sugar. The result is a whey protein isolate that is over 80% pure protein per serving. Each serving provides 25 grams of protein, which includes 5. 5 grams of