Arkopharma Arkogélules Griffonia 130 Gélules is a food supplement that contributes to the proper functioning of the nervous system.Formulated based on Griffonia, the seeds of this plant have the highest concentration of 5-hydroxytryptophan (5-HTP). This molecule plays an essential role in the synthesis of serotonin, more commonly known as the hormone of happiness, helping to regulate mood disorders, sleep disorders and stress.Formulated without dyes or chemical additives.Capsules of vegetable origin.Vegan.Made in France.Food supplements should never replace a healthy and balanced diet.