Skip to content

205 compounds tracked
9,568 compound measurements
5,891 studies cited
3,215 foods measured
USDA laboratory data
Every claim cited to PubMed

Coca-cola, Coke Zero

Coca-Cola

By the Ration Editorial Team · Reviewed against primary research

Coca-cola, Coke Zero contains 6 additives worth knowing about, including at least one rated high risk.

Nutrition

Calories: 1 kcal
Protein: 0 g
Carbs: 0 g
Fat: 0 g

Per 100 g, from Open Food Facts.

Additives

Each additive links to its full risk profile.

AspartameIARC classified aspartame possibly carcinogenic (2B) in 2023; also the WHO NNS caution. PKU risk is absolute.high

Acesulfame-KNon-nutritive sweetener; WHO 2023 advises against NNS for weight control, microbiome signals in humans.medium

Added CaffeineAdded (not brewed) caffeine in formulated products; dosing is easy to stack unknowingly.medium

Caramel Color IVSulfite-ammonia caramel (colas); 4-MEI content drove California Prop 65 limits.medium

Natural FlavorsUndisclosed proprietary mixtures — dozens of solvents/carriers allowed under one label; opacity is the issue.medium

Phosphoric AcidCola acid; high inorganic phosphate intake is linked to vascular and bone effects, especially with poor kidney function.medium

Sodium CitratesCitrate buffer salt.low

Full ingredients

carbonated water, colouring (e150d), acidifier (phosphoric acid), sweeteners (aspartame, acesulfame-k), natural flavors, caffeine aroma, acidity regulator (sodium citrates)

Product data from Open Food Facts. Additive risk ratings from the Ration additive database.