What is Tryptophan 60 Tablets? Tryptophan is an essential amino acid that is obtained from food and is necessary for the production of serotonin. To reinforce the action, we complement your action with magnesium and Vitamin B6, which contributes to normal psychological function. Format Box with 60 tablets. How to use Take 2 tablets a day. One before breakfast and the other before lunch or dinner. dinner. Take continuously for three months, and then take a 1-month break Ingredients Tryptophan 717 mg, Bulking Agent (Microcrystalline Cellulose), Magnesium Oxide 197 mg, Magnesium Bisglycinate 190 mg , Bulking Agent (Magnesium Stearate) , Anti-caking Agent (Silicon Dioxide), Vitamin B6 (Pyridoxine Hydrochloride) 1.6 mg