Preparation of silver nanoparticles in the presence of chitosan by electrochemical method

► Chitosan-Ag nanoparticles were prepared by a new green electrochemical process. ► The applied new technique is quick and cost-effective. ► The nanoparticles showed high purity and uniform particle size distribution. ► The particle size has been controlled via adjusting the current density. ► The nanoparticles demonstrated promising bioactivity for biomedical applications.