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Last updated: Aug 9, 2026
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Port of Subs

Diet Dr Pepper - 21 fl oz

Beverages - Fountain 21 fl ozPopular

Syrup Ingredients: Water, Caramel Color, Phosphoric Acid, Aspartame, Sodium Citrate, Sodium Benzoate (Preservative), Caffeine, Acesulfame Potassium, Sucralose, Natural And Artificial Flavors, Dimethylpolysiloxane

21 Fl oz
Serving Size
Not provided
Serving Weight
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0
Calories
Per serving
0 g
Protein
0 g
Carbs
0 g
Fat

Nutrition Facts

Amount per serving

Calories0 kcal
% Daily Value*
Total Fat 0 g0%
Saturated Fat 0 g0%
Trans Fat 0 g—
Cholesterol 0 mg0%
Sodium 124 mg5%
Total Carbohydrate 0 g0%
Dietary Fiber 0 g0%
Total Sugars 0 g—
Protein 0 g0%
Vitamin A—
Vitamin C—
Vitamin D—
Calcium—
Iron—
Potassium—
Caffeine—

* The % Daily Value tells you how much a nutrient in a serving contributes to a daily diet.

Nutrition Breakdown

0
kcal
Protein0 g (0%)
Carbs0 g (0%)
Fat0 g (0%)
Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Key Nutrients

Protein 0 g0%
Fiber 0 g0%
Sodium 124 mg5%
Sugars 0 g—
Saturated Fat 0 g0%
How we calculate these values

Ingredients

Syrup Ingredients: Water, Caramel Color, Phosphoric Acid, Aspartame, Sodium Citrate, Sodium Benzoate (Preservative), Caffeine, Acesulfame Potassium, Sucralose, Natural And Artificial Flavors, Dimethylpolysiloxane.

Allergens

Contains

Not listed

May contain

Not listed

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Nutrition data is sourced from our database and may vary by location or preparation.