We are all more than muscles-we are also our brains, we are also our minds, and Isopure knows it very well. This is why our products are made with the finest ingredients that you know and can trust. Isopure protein powders are made with 100% Whey Protein Isolate with zero added sugars, Low carb, (<1.5 g carbs per serving), and always without gluten and aspartame