50% Fewer calories and 55% less fat than regular blue cheese dressing. No preservatives. Every delicious spoonful in this generous, 15 fl oz jar lives up to a tradition that began over a century ago. Great taste and quality are what T. Marzetti dressings are all about. Light Blue Cheese Dressing - 80 calories and 7 g fat per serving; Regular Blue Cheese Dressing - 160 calories and 17 g fat per serving. Made in U.S.A.