I cannot find Bestfoods' products East of the Rocky Mountains. Why? In 1932 Best Foods and Hellmann's merged into the same family. They're manufactured in the same plant, but Best Foods mayonnaise has been sold west of the Rockies, while Hellmann's mayonnaise has been sold east of the Rockies. Even though Best Foods and Hellmann's have different names, it's the same great product, quality, and great taste. GO BACK