Suggested Use: As a dietary supplement, take 1 capsule daily, or as recommended by a nutritionally-informed physician. For optimum absorption, take separately from protein-containing foods and dietary supplements containing protein or amino acids. Non-GMO / Gluten Free / Soy Free / Vegan |
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Doctor’s Best L-Tryptophan with TryptoPure® promotes normal, restful sleep and healthy mood and behavior.* L-tryptophan, an essential amino acid, is not synthesized by the body and must be obtained through dietary sources. Doctor’s Best L-Tryptophan contains TryptoPure®, a highly purified, pharmaceutical-grade L-tryptophan that meets the purity of both the Japanese Pharmacopeia (JP) and the United States Pharmacopeia (USP).*
About Doctor's Best
Physician-founded in 1990, Doctor’s Best is a science-based nutritional supplement company, offering more than 200 products, most made with branded ingredients that are thoroughly researched, manufactured to the highest quality standards, and rigorously tested every step of the way—from raw materials to finished product. We use only cGMP certified manufacturing facilities. Doctor’s Best is committed to transparency through education and communication and strives to be crystal clear in what we offer, why and how we offer it.