USANA Health Sciences, Inc. develops and manufactures science-based nutritional and personal care products. The Company has operations in 19 markets across the world, where it distributes and sells its products by way of direct selling. The Company operates as a direct selling company and reports revenue in two geographic regions: Americas and Europe and Asia Pacific, which is further divided into three sub-regions; Southeast Asia Pacific, Greater China, and North Asia. Americas and Europe includes the United States, Canada, Mexico, Colombia, the United Kingdom, France, Belgium, and the Netherlands. Southeast Asia Pacific includes Australia, New Zealand, Singapore, Malaysia, the Philippines, and Thailand; Greater China includes Hong Kong, Taiwan and China; and North Asia includes Japan and South Korea.