Dairy Queen Royal Reese's Brownie Blizzards contain between 520-1490 calories, depending on your choice of size. The size with the fewest calories is the Mini Royal Reese's Brownie Blizzard (520 calories), while the Large Royal Reese's Brownie Blizzard contains the most calories (1490 calories).
Choose from the sizes below to see the full nutrition facts, ingredients and allergen information.
