Diet Coke Diet Ratings, Nutrition & Calories
Soft Drinks
DietVox overview: Compare Diet Coke across the Acid Reflux, Low Sugar, Weight Loss and Balanced Eating profiles. The ratings describe the labelled or measured Diet Coke drink described on this page; a different brand, recipe, portion or preparation may receive a different result.
How to read this page: the four ratings compare the food form described here across DietVox protocols. They are preparation-specific product outputs, not diagnoses or predictions of an individual outcome.
- NIDDK eating, diet and GERD guidance
- NHS guidance on reducing sugar
- NHS healthy eating when trying to lose weight
- NHS balanced-diet guidance
- USDA FoodData Central
Sources checked 28 July 2026 by DietVox Editorial. This page has not been medically reviewed. Nutrition values use the imported reference profile; match branded and prepared foods to their exact label or data record.
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Diet Coke and Acid Reflux
Under DietVox GERD v4, standard caffeinated Diet Coke is rated RED because acidic, caffeinated and carbonated cola matches multiple reflux watch-out mechanisms. Product formulations and individual tolerance vary.
View the full Acid Reflux Diet Card →Diet Coke and Low Sugar Diet
Diet Coke is GREEN in the DietVox Low Sugar profile for the labelled or measured Diet Coke drink described on this page. Added sugar, total sugar, serving size and the exact label can differ.
View the full Low Sugar Diet Card →Forensic Analysis
DietVox reference classification for Diet Coke; compare the matching serving basis, exact product and complete preparation.
DietVox comparison score for Diet Coke; it does not predict an individual's appetite response.
DietVox comparison score for Diet Coke; labels, recipes and portioning methods can change tracking accuracy.
Frequently Asked Questions
How many calories and carbs are in Diet Coke?
The displayed reference profile lists 0.4 kcal and 0 g carbohydrate per 100 ml. These are imported reference-profile values, not an exact verified USDA record for every product or preparation.
Is Diet Coke good for weight loss?
For the DietVox Weight Loss profile, Diet Coke is rated AMBER. Diet Coke is AMBER in the DietVox Weight Loss profile for the labelled or measured Diet Coke drink described on this page. The portion and the wider eating pattern determine how the food fits an individual plan. Its 0.4 kcal per 100 ml reference value can help compare portions, but no single food determines weight loss. These are imported reference-profile values, not an exact verified USDA record for every product or preparation.
Can I eat Diet Coke with acid reflux?
For the DietVox Acid Reflux profile, Diet Coke is rated RED. Under DietVox GERD v4, standard caffeinated Diet Coke is rated RED because acidic, caffeinated and carbonated cola matches multiple reflux watch-out mechanisms. Product formulations and individual tolerance vary. This score addresses reflux context only; it does not assess allergies, medicine interactions, pregnancy, or acute symptoms.
Citations & Sources
- Closest relevant USDA comparison: Soft drink, cola, diet. It is not verified as the source of the imported DietVox values.USDA FoodData Central comparison — FDC ID 2710542
- Contains aspartame and phosphoric acid. The carbonation and acidity may irritate sensitive stomachs.NHS UK
- Individual dietary trigger contextNIDDK: GERD diet guidance
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