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Optimum Nutrition, Inc. (ON) is part of the Glanbia global nutrition group and has been setting the Gold Standard in sports nutrition for 35 years - helping performance focused athletes achieve their goals.
In addition to making Gold Standard 100% Whey the world’s best-selling whey protein powder, Optimum Nutrition created the slowly digesting protein category with Gold Standard 100% Casein. Optimum Nutrition also created the anytime energy category, which remains dominated by Essential Amino Energy.
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