Nature"s Way PREMIUM HerbalHeath & longevity through the healing power of nature- that"s what it means to Trust the Leaf®. Glucomannan (Amorphophallus konjac) is a dietary fiber source from the root of the konjac plant. It is an excellent addition to a sensible weight loss program.Certified 665mgDietary supplementOur Glucomannan root is carefully tested and produced to certified quality standards.WarningsSATISFACTION GUARANTEED: Freshness & safety sealed with printed outer shrinkwrap and printed inner seal. Do not use if either seal is broken or missing. Keep out of reach of children.