With Maritech 926Most Concentrated Source of Intact Fucoidan From The OceanDietary SupplementNon-GMO LE CertifiedFucoidan is a polysaccharide found in edible seaweeds that grow commonly in Japanese and Patagonian waters, and fucoidan supplementation has been shown to support healthy immune function. Experts also suggest that regular intake of edible seaweeds is one of the factors that contributes to the exceptionally long, healthy lives of residents of Okinawa, Japan.