Of the absolutely abounding polysaccharides in Nature, alone chitin has yet to acquisition appliance in ample quantity. Chitin is the additional a lot of abounding accustomed biopolymer acquired from exoskeletons of crustaceans and aswell from corpuscle walls of fungi and insects. Chitin is a beeline beta 1,4-linked polymer of N-acetyl-D-glucosamine (GlcNAc), admitting chitosan, a copolymer of GlcNAc (approximately 20%) and glucosamine (GlcN, 80%) residues, is a artefact acquired from de-N-acetylation of chitin in the attendance of hot alkali. Chitosan is, in fact, a aggregate name apery a ancestors of de-N-acetylated chitins deacetylated to altered degrees. Both chitin/chitosan and their adapted derivatives acquisition all-encompassing applications in medicine, agriculture, food, and non-food industries as well. They accept emerged as a new chic of physiological abstracts of awful adult functions. Their appliance versatility is a abounding claiming to the accurate association and to industry. All these are the aftereffect of their able biological activity, accomplished biocompatibility, and complete biodegradability in aggregate with low toxicity. Commercial availability of high-purity forms of chitin/chitosan and the connected actualization of new types of chitin/chitosan derivatives with added and added advantageous and specific backdrop accept led to an absolute R&D efforts on this a lot of able amino polysaccharide, chitin to acquisition new applications, which are all-important to apprehend its abounding potential. Incidentally, this too has become an ecology priority. No doubt, chitin is absolutely an acknowledged biomolecule of abounding potential.