How to extract glucomannan from konjac root and other sources
                                
                                
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                                    4 min read                                
                            
                                Glucomannan, a beneficial polysaccharide, can be extracted from various sources. Research shows that commercial-grade glucomannan can have over 90% purity, primarily from konjac corms. Extracting this fiber involves specific chemical or physical processes to isolate it from other substances.