Chitobiose dihydrochloride, a chitosan oligosaccharide, is a dimer of β-1,4-linked glucosamine units[1].
[1]. Qini Zhao, et al. Chitoheptaose Promotes Heart Rehabilitation in a Rat Myocarditis Model by Improving Antioxidant, Anti-Inflammatory, and Antiapoptotic Properties. Oxid Med Cell Longev. 2020 Apr 11;2020:2394704.
















