Nutrabolics is setting the industry standard once again with the newest addition to our revolutionary line - IsoBolic. A specially formulated advanced protein matrix designed to supply your body with 45 grams of sustained release protein for constant protein retention. This superior combination of Whey Isolate, Micellar Casein, and Egg Isolate is combined in specific ratios to provide your body with a constant supply of amino-acids into the bloodstream, which can last up to 6 hours. IsoBolic is not just a ?protein? it is a Designer BodyBuilding Food, which allows you to grow bigger, leaner, and stronger.