Select Whey & Casein Protein Blend Isolate - Gourmet Vanilla (27 Servings)

About This Product 27 Ultra Pure Servings 24g Premium Protein 1.5g Total Fat Formulated From Science Superior Whey/Casein Blend Ultra-Pure Milk Protein Isolate 5 Grams BCAAs LEU PepForm® - Leucine Peptides Do You Just Whey? If you're a regular whey protein user, there's something you need to know. When it comes to optimally building lean muscle, just whey protein is NOT ENOUGH. Nature had it right. When researchers tested a combination of whey protein + casein protein, as found naturally in milk protein, they discovered that the two protein sources work together in a synergistic manner to build lean muscle. 100% Whey protein in isolation only gets you so far... it can spike protein synthesis with an influx of amino acids, but quickly returns to baseline, leaving you where you started. Enter casein, a slower-digesting protein that's typically consumed for its anti-catabolic properties as it promotes a steady release of amino acids over time. In another published study, researchers