MANUFACTURED IN THE UK - Good Manufacturing Practice (GMP) approved for complete quality assurance of the highest standard of manufacturing. WHY CHOOSE SIMPLY SUPPLEMENTS? - Established over a decade ago, we have grown to become an industry leader supplying customers all around the world with premium quality supplements. Our purpose is simple. We are here to make healthy living simpler!. BEST SELLING SUPPLEMENT - Our High Strength Glucosamine Sulphate 1000mg is one of the bestselling products here at Simply Supplements. To ensure that each tablet is consistently of the highest quality, Glucosamine is combined with low levels of potassium chloride (2KCl) which acts to stabilise the compound. Glucosamine sulphate also represents the most heavily researched form of glucosamine supplementation.