USANA Health Sciences is one of the world’s leading companies in the field of health and nutrition. Founded by Dr. Myran Wentz in 1992, USANA develops and manufactures high-quality nutritional supplements, healthy weight-management products, and self-preserving personal-care products.   

From its humble beginnings, USANA is now a thriving international company that has achieved many milestones to become a world leader in cellular health.

To adhere to the exacting standards of pharmaceutical GMP, and to ensure the quality of every product manufactured, USANA inspects all raw ingredients before they are mixed, tests the product during manufacturing, and performs a final analysis before any product is sent to the customer. USANA's Quality Assurance team keeps track of every detail, from careful testing and evaluation of raw materials, to meticulous product shipping and storage. Visitors to USANA's corporate headquarters can take a self-guided tour to see USANA's manufacturing process firsthand.