Food supplement for health and sports L-Tryptophan 1000 from the manufacturer Essensey. The exogenous amino acid L-tryptophan is one of the amino acids essential for life. It is not produced directly in our body, so it must be supplied with food.. The richest foods containing L-tryptophan are high protein foods. (animal and plant origin). If the diet does not cover adequate requirements for this essential amino acid, supplementation is necessary. Serotonin precursor Due to the presence of an appropriate amount of L-tryptophan in the human body, serotonin synthesis is possible. It is the “happiness hormone” that improves mood, sleep, appetite and cognitive function.. Thanks to serotonin, we are able to experience pleasure and euphoria. Melatonin precursor The substrate for melatonin synthesis is tryptophan, an exogenous aromatic amino acid. Its conversion to melatonin occurs in a 4-step reaction, and one of the intermediate products is serotonin. Melatonin is considered the “hormone of darkness”; it regulates the rhythm of day and night. Composition: Composition per serving - 2 capsules: L-tryptophan 1000 mg Ingredients: 78% L-tryptophan, capsule shell [glazing agent - hydroxypropyl methylcellulose)], anti-caking agent (magnesium salts of fatty acids). The product may contain: milk, soy, gluten-containing cereals, fish and peanuts. How to use: Take 2 capsules daily with an appropriate amount of liquid, preferably 30-60 minutes before bedtime. Keep out of reach of small children, in a dry and cool place.. Protect from direct sunlight. Warnings: Do not use if you are allergic to any of the compounds. Do not exceed recommended daily serving. Consult a physician during pregnancy or lactation. Food supplements should not be used as a substitute for a varied and balanced diet.. Keep out of the reach of children. Store in a dry and cool place. Protect from direct sunlight.