Now Foods Arginine 1000mg， 120 tabs (Pack of 2)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> DOUBLE VALUE PACK! You are buying TWO of Now Foods Arginine 1000mg， 120 tabs L-Arginine is a conditionally essential basic amino acid involved primarily in urea metabolism and excretion as well as DNA synthesis. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Now Foods Arginine 1000mg， 120 tabs </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41r6Hy-i1eL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41gRZ64ICfL.jpg" noproxy>