Nutricost L-Tryptophan 500mg 120 Capsules - with BioPerine Gluten Free Non-GMO
- 120 Capsules of High Quality L-Tryptophan Per Bottle.
- 500mg of L-Tryptophan & 5mg of BioPerine (For Improve Absorption) Per Capsule.
- Made in a GMP Compliant, FDA Registered Facility.