Douglas Laboratories L-Tryptophan | Supports Melatonin Production & Restful Sleep | 60 Vegetarian Capsules

Douglas Laboratories L-Tryptophan supports neurotransmitter health by aiding serotonin and melatonin production, promoting restful sleep. This 60-capsule vegetarian supplement also supports a positive outlook and relaxation, with GMP-compliant manufacturing and GMO-free ingredients trusted by healthcare professionals for 65 years.