Optimum Nutrition, Inc. (ON) is part of Glanbia, a leading international cheese and nutritional ingredients group. ON owns and operates two premium sports nutrition brands, Optimum Nutrition and American Body Building (A.B.B.). Together, these brands provide active adults around the world with a comprehensive line of powdered, bar, tablet, capsule and ready to drink products.
From the Optimum Nutrition Website
Optimum Nutrition Brand Review
Optimum Nutrition is one of the most well-known fitness supplement brands in the United States. ON is also one of my personal favorites. Not only was it one of the first supplement brands I was introduced to, but ON’s Hydro Whey product is the only product that I’ve taken consistently again and again since the first time I tried it. Years. Optimum Nutrition is renowned for its high-quality ingredients and ranks very well when it comes to 3rd party tests like Labdoor.
ON’s Whey Protein concentrate is probably the number 1 selling protein product in the whole United States. I prefer the Hydrolyzed Whey for a few reasons, but either way, I haven’t found a better protein supplement yet!