MARKNATURE Fucoidan Powder, Purity 85%, Marine Sulfated

What the brand says

Sold as “MARKNATURE Fucoidan Powder, Purity 85%, Marine Sulfated Polysaccharide, 1 Pound”

Fucoidan is a uniquely-structured sulfated polysaccharide, a complex carbohydrate molecule that is found in high concentrations in the cell walls of Laminaria and Undaria harvested from natural, deep, cold oceanic waters under excellent growing conditions. MarkNature Fucoidan source from pure natural, safe and stable supply of Laminaria Japonica, produced by unique low-temperature extraction technology to isolate active ingredients completely and keep nutrients bioactivity. Ultrafiltration process to assure free of heavy metals and toxic solvent-free. Specification Appearance:Off-white Powder Assay [fucoidan]:85.0% min. L-Fucose:12% min. Moisture:5.0% max. Organic Sulfate [SO2-4 ]: 20.0% min. Alginic Acid:35% max. Viscosity:4~16cp Raw Protein:12~15% Heavy metals:10ppm max. Arsenic [As2O3]:1ppm max. Lead [Pb]:2ppm max. Mercury [Hg]:0.3ppm max. For research and developement, not for drug, human, animal or food use. Storage Keep container tightly closed. Store in a dry place.