Keywords: غلات β-گلوکان; Beta-d-glucans (PubChem CID: 46173706); Phytic acid (PubChem CID: 890); Hydrogen peroxide (PubChem CID: 784); Ferrous sulfate (PubChem CID: 24393); Cereal β-glucan; Degradation; Phytate; Viscosity; Kinetics; Fenton reaction;