Source Naturals - L-Tryptophan - 120 Capsules Multiple clinical trials have demonstrated

Multiple clinical trials have demonstrated berberine's ability to support healthy blood sugar levels

This advanced whole food-based formula combines essential vitamins

Hypromellose

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Source Naturals - L-Tryptophan - 120 Capsules Multiple clinical trials have demonstratedL Tryptophan for Mood, Sleep & Serotonin Support Source Naturals L Tryptophan delivers 500mg of this essential amino acid per capsule, providing natural support for mood balance, restful sleep, and healthy serotonin production. This 120 capsule bottle offers four months of comprehensive support for emotional wellness, sleep quality, and overall mental health.* Key Benefits Serotonin production Essential precursor for serotonin synthesis, the "feel