Chitosan is used in various styling products where it forms a clear, elastic film on hair, increasing its softness and mechanical strength.As Chitosan is known to be non-toxic, antibacterial, antiviral and anti-allergen it is used, amongst others in the medical sector, i.e. as lipid adsorbens, as dietary supplement, in toothpaste, as additive in the paper industry and as flocculation additive in beverage industry.