Treat yourself to a deliciously refreshing American classic with Diet A&W Root Beer. Diet A&W Root Beer is made with aged vanilla for a sweet and smooth taste that has zero calories, plus it's caffeine free. It is the perfect special treat to have at your next family night. A&W has become the standard in root beer soft drinks, and it's best when enjoyed in an ice-cold mug or with vanilla ice cream for a delicious root beer float that the entire family can enjoy. Make your day or family night a little bit sweeter with the rich and flavorful taste of Diet A&W Root Beer.