5-HTP, the intermediate metabolite between the amino acid L-tryptophan and serotonin, is extracted from the seed of an African plant (Griffonia simplicifolia).
NOW Double Strength 5-HTP has twice the 5-HTP (200 mg per capsule) as in our regular strength product (100 mg per capsule).
Natural color variation may occur in this product.
- Non GMO
- GMP Certified
- Supports Positive Mood
- Double Strength