Asia-Places.com listou aprox 46 supermercados dentro Gangnam-gu. Alguns dos mais bem avaliados supermercados dentro Gangnam-gu estão- 7-Eleven Samsung KEPCO, Agricultural Corporation Coop Store Gangnam Daechi Branch, Hanaro Mart Suseo, Lotte Premium Food Market Dogok Branch, Lotte Super Iwon Branch, Market 999 Daechi 4-dong, 7-Eleven Cheongdam 5th Branch, Highway Mart, Hanaro Mart Daechi Branch & GS The Fresh Shinsa.