Our fastest absorbing protein designed for the hardest working athletes. ISO 100 has everything your body needs to build and repair muscle faster and nothing it doesn't. Each serving delivers 25g of hydrolyzed 100 percent whey protein isolate and 5.5 grams of Branched-Chain Amino Acids (BCAAs), including 2.7 grams of the BCAA L-Leucine, which are depleted during intense training. It's free of gluten and lactose, with less than one gram each of sugar and fat per serving. And since ISO 100 is comprised of hydrolyzed 100 percent whey protein isolate, you get all the nourishment you need almost instantaneously. ISO 100's taste has been improved, so every time you work out, you'll look forward to your next shake.