L-SERINE is a white crystalline powder that is freely soluble in water and practically insoluble in ethanol. L-SERINE contains not less than 98.5 percent and not more than 101.0 percent of L-Serine (C6H10N2O2). L-SERINE is commonly used in the food industry as it is an essential amino acid that plays an important role in various metabolic processes. L-SERINE helps support growth and development in infants and children. It also helps support brain function and immune function. L-SERINE is commonly used as a nutritional supplement in foods and beverages to provide essential amino acids.