
Product Insights
Diet Pepsi is a 20 fl oz (≈591 ml) carbonated diet cola produced by Pepsi, listed under artificially sweetened beverages. It carries a Nutri‑Score of C and falls in the ultra‑processed NOVA 4 group, offering zero calories, zero sugars and only 0.03 g of salt per 100 ml while containing caffeine and several food additives such as aspartame, acesulfame potassium and potassium benzoate. While it provides a low‑calorie option for those avoiding sugar, its formulation offers little nutritional benefit and includes synthetic additives that some consumers may wish to limit.
Nutrient Levels
Traffic light indicators
Nutritional Values
Values per 100 ml
Comparative Analysis
Compared with the average soda, which contains about 5.7 g of sugar, 1.0 g of fat and 1.1 g of salt per 100 g, Diet Pepsi has no sugar or fat and only about 0.03 g of salt per 100 ml, roughly one‑twentieth the typical salt level.
Ingredients
Carbonated water, caramel color, aspartame, phosphoric acid, potassium benzoate, caffeine, citric acid, natural flavor, acesulfame potassium
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Frequently Asked Questions
Everything you need to know about Diet Pepsi.









