Optimum Nutrition, Inc. (ON) is a wholly owned subsidiary of Glanbia, a leading international cheese and nutritional ingredients group. ON owns and operates two brands of nutritional supplements (Optimum Nutrition and American Body Building) providing a comprehensive line of products across multiple categories. With state-of-the-art production facilities occupying over 500,000 square feet of operating space, ON is the only sports nutrition company to manufacture items in every product category. Whether it's nutritional bars, protein powders, ready-to-drink sports beverages, or vitamins, essential minerals, and herbs, Optimum Nutrition is able to control the integrity of all products through in-house manufacturing. Supported by Costello's Health Distributors (Optimum Nutrition's sister distribution company) and ABB's nationwide direct service distribution network, customers are ensured prompt delivery and unmatched customer support.
Collectively, Optimum Nutrition, American Body Building, and Costello's Health Distributors, are the dominant force in the sports nutrition industry with the highest quality products available in health food stores, specialty stores, gyms and progressive retailers everywhere.
Optimum Nutrition strives to produce distinctive, affordable, premium-quality products while making every effort to anticipate ever-changing customer needs and meet the demands of a dynamic market with innovative products, effective support materials, and unsurpassed service.
As an advocate of healthy lifestyles, ON believes that every consumer should be able to purchase premium products; so we eliminate the middlemen and control the integrity of our brand throughout the entire production and distribution processes making sure each product is not just top quality, but also among the most competitively priced in the industry.
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