L-ARGININE HCL is a white crystalline powder that is freely soluble in water and slightly soluble in ethanol. It contains not less than 98.5 percent and not more than 101.0 percent of L-ARGININE HCL. L-ARGININE HCL is commonly used in the food industry as it helps improve protein synthesis and growth. It is an essential amino acid that plays a key role in various metabolic processes. L-ARGININE HCL supports muscle growth and development when consumed as part of a balanced diet and regular exercise regimen. It also helps support immune function and wound healing.