How should (2S)-2-amino-3-(1H-indol-3-yl)propanoic acid (CAS: 73-22-3) be stored?

L-tryptophan should be stored in a cool, dry, and dark place, ideally at 20-25°C. It is sensitive to moisture and light, so airtight containers are recommended. Maintaining low humidity levels helps preserve its stability and potency. Proper storage prevents degradation and ensures safe handling. Always store away from incompatible substances and follow labeling instructions for optimal results.