44Poor
Ingredient Safety65
Quality72
Contaminants100
Transparency88
Big K
Big k, diet soda, cola, cola
beveragessoda soft drinks0011110497277
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Flagged concerns
aspartame
IARC classifies as possibly carcinogenic; neurological effects reported; not for phenylketonurics.
caramel color
Ammonia-process caramel coloring; may contain 4-MEI; ultra-processed marker.
natural flavor
Vague term masking hundreds of possible compounds; may include MSG, beaver anal gland secretions, and other sources.
sodium benzoate
Combines with vitamin C to form benzene (carcinogen); linked to ADHD in children.
Full ingredient list
Carbonated water, caramel color, phosphoric acid, aspartame*, sodium benzoate (preservative), citric acid, caffeine, natural flavor.