USANA Health Sciences, Inc. is a global direct-selling, personal health and wellness company that develops and manufactures science-based nutritional and personal care products. The Company operates through one segment: Direct-selling. Its two geographic regions include Asia Pacific, and Americas and Europe. The Company’s product lines include USANA Nutritionals Optimizers, Essentials/CellSentials, foods, personal care, skin care, and all others. The USANA Nutritionals Optimizers consist of supplements designed to meet individual health and nutritional needs. The Essentials/CellSentials product line includes vitamin and mineral supplements that provide total body nutrition. Its food product line includes meal replacement shakes, snack bars, and other related products. It also offers products designed for prenatal, infant, and young-child age groups in China. It distributes products internationally through direct selling, which entails person-to-person marketing and selling of products.