7/10 ingredients recognized
How we scored this
PureScore is the stored composite of ingredient safety (40%), formulation quality (30%), contaminant risk (20%) and label transparency (10%). This label matched 7 of 10 listed ingredients. Unmatched names never wear an Excellent stamp. Methodology
Chek, Diet Soda, Strawberry
As an Amazon Associate, Label Matter earns from qualifying purchases.
Flagged concerns
red 40
Linked to ADHD in children; potential carcinogen; may contain carcinogenic contaminants.
artificial flavors
Catch-all for synthetic flavor chemicals; regulatory threshold does not address cumulative exposure
acesulfame potassium
Limited safety data; may affect insulin response; animal studies showed tumor increases.
caramel color
Ammonia-process caramel coloring; may contain 4-MEI; ultra-processed marker.
Full ingredient list
Carbonated water, citric acid, potassium benzoate (a preservative), aspartam*, natural and artificial flavors, potassium citrate, acesulfame potassium, red 40, caramel color.