KGC (originally Korea Ginseng Corporation, Korea Ginseng Corp. Korean : 한국인삼공사, Hanguk Insam Gongsa) is a ginseng company in South Korea. KGC's representative ginseng brand 'Cheong Kwan Jang's (정관장 正官庄) share in korean ginseng market is known to be dominant around over 80% and also accounted for to be 35% of Korea's total health products market in 2011.
KGC produces popular Korean Red Ginseng products under the brand name 'Cheong Kwan Jang' in such different format as Korean Red Ginseng Heaven/Earth/Good, Korean Red Ginseng Extract, Korean Red Ginseng Powder, Honeyed Korean Red Ginseng Slices, Korean Red Ginseng Tonic, etc in order to meet with consumers various demand.