WHAT IS 5-HTP (5-hydroxytryptophan)? 5-HTP is a much more efficient (for serotonin) metabolite of L-tryptophan and precursor to serotonin which is used to create melatonin and initiate a sleep cycle.  OUR 5-HTP SUPPLEMENT Our 5-HTP supplement contains high-quality 5-HTP from griffonia seed blended with magnesium taurate. WHAT DOES MAGNESIUM DO IN OUR 5-HTP FORMULA? Magnesium contributes to normal: Reduction of tiredness and fatigue Energy-yielding metabolism Muscle function Maintenance of normal bones and teeth Electrolyte balance Functioning of the nervous system Protein synthesis EXCIPIENT FREE Our 5-HTP supplement comes in the form of a vegetable cellulose capsule. This enables us to offer a supplement that does not require excipients, binders or unnatural fillers. A vegetable cellulose capsule is designed specifically to break down naturally within the acid of your stomach, ensuring that your body absorbs the nutrients during digestions.