Biodegradable compositions and methods of making the compositions are provided. In a general embodiment, the present disclosure provides a biodegradable composition made from starting material comprising poly(lactic acid), co-polyester polymer with adipic acid compounded and one or more additives such as plasticizers, flow promoters, polymer processing aids, slip agents, viscosity modifiers, chain extenders, spherical glass beads, organic fillers, inorganic fillers, fibers or combinations thereof. In addition, the present disclosure provides processes for making the biodegradable compositions as well as biodegradable articles made using the biodegradable compositions such as molded, formed and extruded articles.