Official Item
Official Image
Official McDonald's USA Scene7 transparent asset.
Drinks
2026 Price Index
Diet Coke®
Official McDonald's USA Diet Coke®. Prepared with quality ingredients and served fresh at participating restaurants.
National Price
$1.49
Energy
0 cal
Protein
0 g
Sodium
40 mg
Complete Information
Ingredients Summary
Authentic recipe ingredients as declared by McDonald's USA for Diet Coke®.
Source: Official McDonald's US Ingredient Declarations.
Taste Profile & Texture
Authentic signature taste of Diet Coke®, featuring balanced flavors, premium textures, and made-to-order quality.
Culinary testing note by McD Menu Editorial Team.
Health Insight & Diet
Provides 0g protein and 0 calories. Check allergen advisory and sodium declarations.
Based on a standard 2,000 calorie daily diet.
Nutrition Facts
Serving Size: 1 Standard Portion (Diet Coke®)
Calories
0
% Daily Value*
Total Fat 0g
0%
Saturated Fat 0g
0%
Trans Fat 0g
-
Cholesterol 0mg
0%
Sodium 40mg
2%
Total Carbohydrate 0g
0%
Dietary Fiber 0g
0%
Total Sugars 0g
-
Protein 0g
0%
*The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet of 2,000 calories.
Add-ons & Customizations
| Modification | Calories | Price |
|---|---|---|
| Extra Dipping Sauce Cup | +45 cal | +$0.35 |
| Upgrade to Large | +140 cal | +$0.80 |
Allergen Information
No Common Allergens Declared
Cross-Contact Advisory: Prepared in shared commercial kitchens with potential flat-top grill and fryer oil cross-contact.
Frequently Asked Questions
How much does Diet Coke® cost at McDonald's in 2026?
The average national price for Diet Coke® in 2026 is approximately $1.49. Prices may vary by state, airport location, and local franchisee.
How many calories are in Diet Coke®?
A standard serving of Diet Coke® contains 0 calories, 0g protein, 0g fat, and 0g carbohydrates.
What ingredients are in Diet Coke®?
Diet Coke® is made with official ingredients declared by McDonald's USA.
Does Diet Coke® contain allergens?
Declared allergens: None declared. Note that all items are prepared in shared commercial kitchens.