Bioplastic is one of the organic plastic that has been used as an eco-friendly food packagings whether has ability to degraded by nature. Sago starch has a potential to become raw material for bioplastics manufactured, and adding a carboxymethyl cellulose (CMC) aims to increase the tensile strength. The purposes of this research are determine the effect of sago starch, citric acid, CMC and glyc…