Abstract A preliminary study has been conducted on the Physicochemical properties of irradiated cocoa beans. Polyethylene (PE) plastic was used to pack dried After that, samples were vacuumed and using gamma rays at levels dose 2 kGy, 4 6 kGy as well non-irradiated control. Physico-chemical tested, including water content, pH, activity (Aw), protein, fat, polyphenols beans, immediately after ir...