USANA Health Sciences, Inc. develops and manufactures science-based nutritional and personal care products. The Company operates as a direct selling company in two geographic regions: Americas and Europe, and Asia Pacific, which includes three sub-regions: Southeast Asia Pacific, Greater China and North Asia. Its product lines include USANA Nutritionals Essentials, Optimizers, Foods, Sense-beautiful science and All Other. Its USANA Nutritionals Essentials product line includes vitamin and mineral supplements that provide a foundation of total body nutrition for every age group beginning with children of approximately one year. Its Optimizers product line consists of targeted supplements designed to meet individual health and nutritional needs. Its Sense-beautiful science product line includes science-based, personal care products that support skin and hair by providing topical nourishment, moisturization and protection.