Mountain Dew
Diet Mountain Dew
Ingredient score
5/10
2 ingredients worth a closer look
Worth a closer look
Yellow 5 (Tartrazine)Moderate concern
Some children may be sensitive to mixtures of synthetic colors.
Consider limiting, or compare alternatives.
AspartameLimited concern
IARC calls it a possible carcinogen on limited evidence; JECFA and FDA consider it acceptable at typical intake.
Worth knowing; no urgent action implied.
Try instead
Ingredients
Potassium benzoateCarbonated waterConcentrated orange juiceCitric acidNatural flavorPotassium benzoateCitrus pectinAspartamePotassium citrateCaffeineSodium citrateAcesulfame potassiumSucraloseGum arabicSodium benzoateCalcium disodiumEDTAYellow 5
About this result
Open Food Facts record · updated Sep 17, 2026 · US · 20 fl oz
Product data and photos from Open Food Facts (openfoodfacts.org), available under the Open Database License and CC BY-SA.
A general result for this product. The app also checks your own allergies and watchlist.