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Fast Food Calc

KFC · Lemonade, Tea & Dirty Sodas · United States

Dirty Pepsi Calories & Nutrition

A 20 fl oz Dirty Pepsi from KFC has 320 calories, 0g protein, 78g carbs, 4.5g fat and 78g sugar.

Taste the sweet, creamy vanilla in your classic Pepsi!

Key facts

  • Calories

    320 kcal

  • Protein

    0g

  • Carbohydrates

    78g

  • Sodium

    55 mg

It ranks #6 of 9 lemonade, tea & dirty sodas from lowest to highest calories, with 24% more calories than the category average of 258 kcal.

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Dirty Pepsi nutrition by size

Going from 30 fl oz to 20 fl oz saves 130 kcal.

Dirty Pepsi nutrition by size
20 fl oz3200784.555
30 fl oz45001134.580

Ingredients & allergens

Ingredients

Pepsi (20 fl oz): Visit http://www.pepsicobeveragefacts.com/ and select Fountain Drinks to get more information on this beverage Vanilla Crème: Sugar, Water, Coconut Oil, Sodium Caseinate (A Milk Derivative)**, 2% Or Less of Propylene Glycol, Dipotassium Phosphate, Polysorbate 60, Sodium Stearoyl Lactylate, Natural And Artificial Flavors, Color Added, Sucralose. **Not a Source of Lactose.

Allergens shown in capitals as declared by KFC. Recipes change and items are made on shared equipment, so always check in store if you have an allergy.

Lower-calorie alternatives

Dirty Pepsi: common questions

How many calories are in a 20 fl oz Dirty Pepsi?

A 20 fl oz Dirty Pepsi from KFC has 320 calories, 0g protein, 78g carbs, 4.5g fat and 78g sugar. That is 16% of the 2,000 kcal daily value for an average adult.

How many calories are in each size of Dirty Pepsi?

20 fl oz: 320 kcal; 30 fl oz: 450 kcal.

How much sugar is in Dirty Pepsi?

78g of total sugars, of which 9g are added sugars.

Source: KFC Full Nutrition Guide (official table on kfc.com/full-nutrition-guide, hosted by Nutritionix) (last updated 2026-10-02, retrieved 2026-10-16); KFC item nutrition labels: ingredients & allergens (same official tool) (retrieved 2026-10-16); KFC Nutrition Calculator (kfc.com/nutrition): Sweet Tea and Unsweet Tea (dataset 6826-0-1788988553, retrieved 2026-10-16); KFC Food Allergies & Sensitivities (retrieved 2026-10-16); kfc.com menu (product descriptions, combo contents and default picks) (retrieved 2026-10-16). Data checked 2026-10-16. KFC is a trademark of its owner; Fast Food Calc is independent and not affiliated with KFC.