Diet Mt Dew (Medium)

1 medium (30 fl oz) · 0 cal · 0g protein
15 Poor
Contains seed oils

How we scored it

This beverage is heavily processed and contains multiple artificial sweeteners, preservatives, and artificial dyes, which significantly impact its healthiness. The presence of brominated vegetable oil and several synthetic additives further lowers its score.

Nutrition facts

Per 1 medium (30 fl oz)Amount% DV
Calories 0
Total fat 0g 0%
Saturated fat 0g 0%
Trans fat 0g
Cholesterol 0mg 0%
Sodium 140mg 6%
Total carbohydrate 0g 0%
Dietary fiber 0g 0%
Sugars 0g
Protein 0g 0%

Casey's's published nutrition. Percentages are of the daily value on a 2,000-calorie diet.

Key ingredients

8
ASPARTAME
Bad

Aspartame is an artificial sweetener that some consumers prefer to avoid due to concerns about potential health effects.

See more about ASPARTAME →
POTASSIUM BENZOATE
Bad

Potassium benzoate is a preservative that some people prefer to limit due to its potential to form trace amounts of harmful compounds.

See more about POTASSIUM BENZOATE →
POTASSIUM SORBATE
Bad

Potassium sorbate is a preservative used to prevent mold and yeast growth, but some consumers prefer to avoid artificial preservatives.

See more about POTASSIUM SORBATE →
ACESULFAME POTASSIUM
Bad

Acesulfame potassium is an artificial sweetener that some individuals choose to avoid due to health concerns.

See more about ACESULFAME POTASSIUM →
SODIUM SACCHARIN
Bad

Sodium saccharin is an artificial sweetener that some consumers prefer to avoid due to taste preferences or health concerns.

See more about SODIUM SACCHARIN →
SODIUM BENZOATE
Bad

Sodium benzoate is a preservative that some consumers avoid due to potential health concerns associated with its use.

See more about SODIUM BENZOATE →
CALCIUM DISODIUM EDTA
Bad

Calcium disodium EDTA is a synthetic chelating agent used to preserve color and flavor, but some prefer to avoid synthetic additives.

See more about CALCIUM DISODIUM EDTA →
BROMINATED VEGETABLE OIL
Bad

Brominated vegetable oil is a synthetic additive that has raised health concerns and is avoided by some consumers.

Scout's score is an independent read of Casey's's published ingredient statement and nutrition for this item, last scored September 2026. Recipes change — check the chain for today's menu. Scout takes no payment from any chain. How we score · Full Casey's menu.