USANA Health Sciences, Inc. and subsidiaries is a global nutrition, personal health and wellness company that develops and manufactures nutritional supplements, functional foods and personal care products. Its segments include Core nutritional and Hiya direct-to-consumer. The Core nutritional segment develops and manufactures science-based nutritional, personal care and skincare products with a primary focus on promoting long-term health and wellness in various geographic markets worldwide that are distributed through the core nutritional channel. The Hiya direct-to-consumer segment is a provider of children's health and wellness products in the United States that are distributed through the direct-to-consumer channel. Its product line includes USANA Nutritionals Optimizers, Essentials/CellSentials, Foods, Personal care and Skincare, and All other. USANA Nutritionals Optimizers products include Proflavanol, CoQuinone 30, and BiOmega-3.