Natural Factors Micronized L-Glutamine UnflavouredL glutamine is an amino acid essential for recovery after strenuous exercise or critical illness. Following heavy or prolonged exercise it protects muscle tissue and supports muscle growth. Natural Factors Micronized L Glutamine provides an easier form of glutamine for the body to absorb. It has no taste and mixes easily into water. Accelerates recovery time, increases energy, and reduces the risk of infection following prolonged or intense exercise