Fractionated Pectin Powder 5 oz (141 g) by Thorne ResearchFractionated pectin, also known as modified citrus pectin, is a complex polysaccharide obtained from the peel and pulp of citrus fruits. Modified citrus pectin is rich in galactoside residues, molecules that have an affinity for binding to certain types of unwanted cells. These galactoside residues can preferentially bind to the lectins on the cell membranes of the unwanted cells, in turn preventing the attachment of the unwanted cells to normal