Swanson L-Tryptophan from Tryptopure 500 mg 90 Veggie Capsules

It's back, and better than ever! L-Tryptophan is a precursor to serotonin, and it's powerfully effective when used properly. By supporting serotonin levels, L-tryptophan not only helps us fall asleep and stay asleep, but it also promotes mental health and provides dietary support against nervousness and tension. TryptoPure L-Tryptophan from Swanson Ultra is the purest pharmaceutical-grade tryptophan on the world market. It's produced through a fermentation process from a vegetarian source, using the most precise standards for safety and quality assurance. Want to hear more? Check out our customer-created L-Tryptophan reviews below!

Encourages healthy sleep patterns Promotes normal serotonin levels Promotes a feeling of calmness and relaxation Vegetarian Per GMP guidelines set forth by the FDA, most products are formulated for 24 months from the date of manufacture. Liquids and probiotics are formulated for 12 months.