GNC may refer to: Politics General National Congress, the former legislative authority of Libya Green National Committee, the governing body of the Green Party of the United States Green National Convention, of the Green Party of the United States Générations NC, political party in New Caledonia Schools Guagua National Colleges, in Pampanga, Philippines Guru Nanak College (disambiguation) Other uses GNC (store), for "General Nutrition Centers", an American fitness and nutrition supplements retail chain GNC hypothesis, on the origin of genes Gandhinagar Capital railway station, in Gujarat, India Gender nonconformity, an individual's behavior that does not match gender norms Geographical Names Committee, a Chinese organization adopting SASM/GNC romanization Gibraltar Nynex Communications, a former telecommunications operator in Gibraltar Global Night Commute, a 2006 protest event Good Neighbour Council, a post-World War II program of the Government of Australia Greencore, an Irish food company Guanche language Guidance, navigation, and control, in aeronautics A cocaine hapten analog