USANA Health Sciences is a global direct selling company that develops, manufactures, and distributes nutritional supplements, personal care products, and wellness goods through an independent network of Brand Partners and Preferred Customers. The company manufactures roughly half its product portfolio in-house and sells vitamins, minerals, skincare items, functional beverages, and related wellness products under proprietary formulations across 25 international markets. USANA generates revenue through a multi-level compensation structure where Brand Partners earn commissions on retail sales and wholesale purchases, while the company also operates complementary e-commerce and retail channels through strategic acquisitions in children's health supplements and functional foods.