Supercharge Your Protein Shake

THE RIGHT JUG HAS NUTRIENTS TO BUILD MUSCLE. THE WRONG ONE HAS A LOT OF BS. BRITTANY RISHER HELPS US DECODE THE LABEL TO MAKE THE BEST CHOICE.

- Brittany Risher

Spot-Check the Protein Source

Your best bet is to go with whey-protein isolate. “It’s typically less expensive, it’s a complete protein, and it’s more easily absorbed,” says Jim White, dietician and owner of Jim White Fitness and Nutrition Studios. By comparison, a casein-based powder is digested more slowly, making it slightly less effective for muscle synthesis. And collagen protein? Well, not many studies prove its effectiveness.

Target the BCAA Ratio