“…Among the various natural polymers, alginate, albumin, or chitosan have been widely used in drug formulations. Few others, including collagen, silk fibroin, elastin, gelatin, hyaluronic acid, and bacterial cellulose, have been investigated for wound healing [70,93,94]. Manufactured polymers can be modified during synthesis and can be adapted according to the specific requirements considering their biological applications and hence have the edge over the biopolymers of natural origin [40].…”