GNC Pro Performance 100% Casein is a slow-release protein naturally rich in glutamine and branched-chain amino acids (BCAA). 100% Casein contains 25 grams of protein, providing slow and steady amino acids for muscle growth and maintenance over several hours.* A perfect choice for overnight and long-period lean muscle recovery. 100% Casein supports your wellness and performance goals.
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Estimated delivery time 3-6 days