Quinoa originated in the western hemisphere.
Bolivia ( [ bəˈlɪviə ] [ boˈliβi̯a ] ; Buliwya [ bʊlɪwja ] Wuliwya [ - allwʊlɪwja ] Mborivia [ ᵐboˈɾiʋja ] ) , officially known as the Plurinational State of Bolivia ( Estado Plurinacional de Bolivia ) , is a landlocked country located in western-central South America . Chile , is a South American country occupying a long , narrow strip of land between the Andes to the east and the Pacific Ocean to the west . Colombia ( k ) , is a sovereign state largely situated in the northwest of South America , with territories in Central America . Ecuador ( [ ˈɛkwədɔːr ] , [ ekwaˈðor ] ) ( Ikwadur ) , officially the Republic of Ecuador ( [ República del Ecuador , ] , which literally translates as `` Republic of the Equator '' ; Ikwadur Ripuwlika ) , is a representative democratic republic in northwestern South America , bordered by Colombia on the north , Peru on the east and south , and the Pacific Ocean to the west . Peru , is a country in western South America . Quinoa . Quinoa originated in the Andean region of Peru , Bolivia , Ecuador , Colombia and Chile , and was domesticated 3,000 to 4,000 years ago for human consumption in the Lake Titicaca basin of Peru and Bolivia , though archaeological evidence shows a non-domesticated association with pastoral herding 5,200 to 7,000 years ago . Western Hemisphere . In this sense , the Western Hemisphere consists of the Americas , the western portions of Eurasia and Africa , the extreme eastern tip of Russia , numerous territories in Oceania , and a portion of Antarctica , while excluding some of the Aleutian Islands to the southwest of the Alaskan mainland .