Swanson Health Products have headquarters in Fargo, North Dakota. As of May 2010, the company is a major employer in the city of Fargo with an estimated 500 employees.
Founded in 1969 by Leland Swanson Sr., Swanson Health Products company began selling vitamin E tablets through the mail. Since then, the company became the largest privately-held vitamin catalog retailer in the United States. The Swanson company voluntarily participates in third-party Good Manufacturing Practices audits. In 2012, it was voted America's number one rated catalog/Internet brand based on customer satisfaction by ConsumerLab.com. The company also offers extensive guarantees, such as a 100 percent satisfaction money-back guarantee and price matching.