Allergen Information
✓ green = confirmed free-of · ⚠ red = contains · ? = unknown
Diet Compatibility
Allergen Summary
Diet Tonic Water by Roundy's does not contain any of the 8 major allergens tracked in our database. This makes it a broadly safe option for many people with common food allergies, though always verify the product label for "may contain" warnings. This product is nut-free. From a nutrition standpoint, this product has excellent nutritional quality (Nutri-Score A). This food is classified as ultra-processed food (NOVA Group 4) according to the NOVA food processing classification. Always check the physical product label for the most accurate and up-to-date allergen information, as formulations can change. This data is sourced from Open Food Facts and may not reflect the latest product versions.
Data verified March 2026 · Source: Open Food Facts
Ingredients
CARBONATED WATER, CITRIC ACID, NATURAL FLAVORS, POTASSIUM BENZOATE (PRESERVATIVE), ASPARTAME PHOSPHORIC ACID AND QUININE.
Nutrition Facts
Nutrition Facts
Per 100g serving
| Calories | 0kcal |
| Total Fat | 0g |
| Total Carbohydrates | 0g |
| Sugars | 0g |
| Protein | 0g |
| Salt / Sodium | 0.00000211g |
Food Quality Scores
Nutri-Score
Excellent nutritional quality
NOVA Group
Frequently Asked Questions
Is Diet Tonic Water gluten free?
Is Diet Tonic Water vegan?
Is Diet Tonic Water halal?
What allergens does Diet Tonic Water contain?
Is Diet Tonic Water dairy-free?
What are the ingredients in Diet Tonic Water?
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