52Limited data

13/14 ingredients recognized

Ingredient Safety50
Quality25
Contaminants100
Transparency61
Mountain Dew

Soda

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Flagged concerns

High Fructose Corn Syrup

Linked to obesity, diabetes, fatty liver disease; often contains mercury from chlor-alkali processing.

Brominated Vegetable Oil

Soda stabilizer; FDA authorization revoked 2024; bromine accumulation linked to thyroid and neurological effects.

Yellow 5

ADHD link; allergic reactions; hyperactivity in children; possible carcinogen.

Other Natural Flavors

Vague term masking hundreds of possible compounds; may include MSG, beaver anal gland secretions, and other sources.

Sugar

High glycemic index; promotes inflammation and metabolic disease.

Sodium Benzoate

Combines with vitamin C to form benzene (carcinogen); linked to ADHD in children.

Full ingredient list

Contains**: Carbonated Water, High Fructose Corn Syrup And/Or Sugar, Concentrated Orange Juice And Other Natural Flavors, Citric Acid, Sodium Benzoate (Preserves Freshness), Caffeine, Sodium Citrate, Gum Arabic, Erythorbic Acid (Preserves Freshness), Calcium Disodium Edta (To Protect Flavor), Brominated Vegetable Oil And Yellow 5.

Ingredient analysis