Do superlatives really build a food brand?

Whether it's center store or the periphery, food product shelves and displays are overrun with superlatives on food and beverage packaging... the er's and est's. Fresher, freshest, bigger, biggest, healthier, healthiest...the list goes on. But, do superlatives really differentiate a brand from its competitors, or is there a more relevant brand story to be told? [...]