35% better than casein! Micellar whey has a biological value of 107 compared to casein which has a biological value of only 77 meaning</br>Superior leucine and bcaa content than casein</br>Enhances muscle size, strength, and performance</br></br>Product Description</br></br>Scientifically superior nighttime formula powered by micellar whey casein is good, but micellar whey is better. Contains 100% micellar whey - engineered for a sustained release of amino acids.</br><br/>http://www.amazon.com/gp/product/B00LM4GACK