L-TRYPTOPHAN PF is a high purity amino acid product suitable for food applications. L-TRYPTOPHAN PF contains not less than 99.0 percent and not more than 101.0 percent of L-Tryptophan (C6H11N2O2) as per specifications. It is freely soluble in formic acid and slightly soluble in water, making it easy to use in food formulations. L-TRYPTOPHAN PF helps enhance the nutritional value of foods due to its role in protein synthesis. It is also known to promote relaxation and sleep when consumed in adequate amounts. The high purity of L-TRYPTOPHAN PF makes it well suited for use in foods where purity is important.