Tryptophan, L-Tryptophan, Doctor's Best, 500 mg, 90 caps

L–tryptophan is an amino acid that is indispensable for humans and must be supplied with food to the body in sufficient quantities. It is used by cells for the synthesis of nicotinic acid (PP), serotonin, immune system antibody proteins. L & ndash; tryptophan controls the endocrine system. The amino acid in the human body is converted into serotonin, which is produced in the brain. It also contributes to good relaxation, general good tone and maintenance of working capacity. For more detailed advice, you can contact the manager at the Biotus website.

Doctor's Best, Best L-Tryptophan

Use: 1-2 capsules daily between meals with juice.

Other Ingredients: modified cellulose (vegetarian capsule ), magnesium stearate (vegetable source), silicon dioxide.

Contains nothing other than the listed ingredients.