西洋参主要产于美国及加拿大,并以美国威斯康星洲华索地区的西洋参驰名世界。因美国国旗俗称“花旗”,故又有“花旗参”之称。近些年来我国引种成功,亦有一定的产量。据现代科学分析检测,西洋参除含有9种糖类、7种维生素、精氨酸、谷氨酸、天冬酸等18种氨基酸、29种人参皂甙等? American ginseng is mainly produced in the United States and Canada, and is famous for its American ginseng in Huasuo, Wisconsin. Because the American flag is commonly known as “Citi”, it is also called “American Ginseng.” In recent years, the introduction of our country has been successful and there is also a certain amount of production. According to modern scientific analysis, American ginseng contains 9 kinds of sugars, 7 kinds of vitamins, 18 amino acids such as arginine, glutamic acid, and aspartic acid, and 29 kinds of ginsenosides.