Source Naturals Glucosamine Sulfate Powder， The Nutritional Building Block of Healthy Cartilage， 16 Ounces</br></br><div style="text-align:left"><b>[Product Information]</b></br><ul><li class="showHiddenFeatureBullets"><span class="a-list-item">                    Naturally occuring amino sugar                </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item">                    Necessary for the construction and maintenance of virtually all connective tissues and lubricating fluids in the body                </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item">                    Contains shellfish                </span></li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/418M07xAFAL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41pplW1KMhL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41Xc9TmhYkL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/31EXkn1CicL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51wzHDewd2L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51yeeyniJVL.jpg' noproxy></br>