McDonald’s Diet Coke (Large) Price, Calories & Nutrition Facts
The McDonald's Diet Coke (Large) is the largest Diet Coke size available on the McDonald's Beverage Menu. It delivers the signature crisp and refreshing Diet Coke taste with zero calories, zero sugar, and zero fat, making it one of the most popular drink choices for customers looking for a lighter soda option.
Served ice-cold through McDonald's fountain system, the Large Diet Coke is perfect for pairing with Big Macs®, Quarter Pounders®, Chicken McNuggets®, World Famous Fries®, and combo meals.
Whether you're checking the latest Diet Coke price, calories, nutrition facts, caffeine content, ingredients, allergens, or comparing it with other McDonald's beverages, you'll find everything you need on this page.
Note: Prices shown on this page represent estimated U.S. average menu prices and are before applicable sales tax. Actual prices may vary by location.
Diet Coke (Large) Overview
Diet Coke (Large) Nutrition Facts
Diet Coke Size Comparison
Price Per Ounce Comparison
Caffeine Content
Ingredients
Allergen Information
Diet Coke vs Other Large Soft Drinks
Zero-Calorie Drinks at McDonald's
Diet Coke vs Coca-Cola
Lowest-Calorie Beverage Choices
Why Customers Choose Diet Coke
Best McDonald's Drinks by Goal
Is Diet Coke (Large) Healthy?
The Large Diet Coke contains 0 calories, 0 grams of sugar, and 0 grams of fat, making it one of the lightest beverage options available at McDonald's.
Customers who enjoy soft drinks but want to avoid sugar and excess calories often choose Diet Coke as an alternative to traditional sodas.




