Mason Vitamins Evening Primrose Oil 500 mg Softgels， 60 Count<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> This amino acid is a extended release tablet </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> 5-HTP is a metabolite of L-Tryptophan and precursor of serotonin melatonin </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Mood booster， natural street and anxiety relief natural mood enhancer and may help control appetite </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41PHG6Swe%2BL.jpg" noproxy>