Cassava starch, composed of 85.5% amylopectin and 14.5% amylose (purchased from SM Ltda., Brazil); bidistilled glycerin plasticizer (Synth 98%); stearic acid (C18H36O2– Synth 98%); and anhydrous citric acid (C6H8O7–Chenco 98%) were used for preparation of the TPS extruded composites.