Whey protein is popular with all types of athletes because it digests rapidly and contains all of the Essential Amino Acids. The primary ingredient in Gold Standard 100% Whey is Whey Protein Isolates which have had much of the carbs and fat “isolated” out, so you get quality protein support for achieving your ambitious fitness goals. Our superior quality powder has also been instantized to mix easily in a shaker cup or using a glass and spoon, in addition to making great smoothies.