USANA Health Sciences was founded in 1992 and is headquartered in Salt Lake City, Utah. USANA Health Sciences, Inc. develops, manufactures, and sells nutritional and personal care products. The company offers two product lines, USANA Nutritionals and Sense. The USANA Nutritionals product line consists of essentials, which include vitamin and mineral supplements that provide a foundation of nutrition for various age groups; optimizers, which are targeted supplements that support cardiovascular health, skeletal/structural health, and digestive health; and macro-optimizers comprising low-glycemic functional foods and other related products. The Sense product line includes personal care products that support healthy skin and hair. Products in this line consist of perfecting essence, gentle daily cleanser, hydrating toner, daytime protective emulsion, eye nourisher, night renewal, serum intensive, rice bran polisher, creme masque, revitalizing shampoo, nourishing conditioner, firming body nourisher, energizing shower gel, and intensive hand therapy. USANA Health Sciences also provides resource materials and sales tools, including product brochures and business forms, as well as sells reprints of other commercial publications. The company distributes its products through network marketing in the United States, Canada, Mexico, Australia, New Zealand, Singapore, Malaysia, Hong Kong, Taiwan, Japan, South Korea, the United Kingdom, and the Netherlands.