Optimum Nutrition has a 30-year history of setting higher standards for quality. Each shake mixes easily in a shaker cup, and tastes consistently good, shake after shake.
Casein Use Occasions
- between meals
- Before bed
Benefits of Casein
The amino acids in protein are the building blocks of muscle mass. Casein protein can deliver branched-chain amino acids (BCAAs) to recovering muscles for up to 8 hours.
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