Muscle Rulz Micronized Glutamine, Unflavored, 60Muscle Rulz Glutamine Micronized, Unflavored, 60 servings, is designed to replenish depleted glutamine levels and support protein synthesis, contributing to improved overall performance. Glutamine is a key amino acid known for its role in enhancing workout performance, aiding recovery, and supporting digestive and brain function. This product is popular among athletes due to research indicating its benefits in both pre and postworkout scenarios.