Everest Biotech, Bangalore based company has developed new formulation using natural biopolymer with chelating properties. It has shown excellent root canal irrigant properties. It consists of natural biopolymer chitosan with structural modification shows has efficacy. 0.5% contents in dilute acetic acid removes smear layer effectively without excessive erosion of dentin surface. All in one properties of chitosan makes it most versatile as lubricant, disinfectant and acts as chelating agent.