72Limited data
6/7 ingredients recognized
Ingredient Safety59
Quality78
Contaminants100
Transparency83
Zuko
Iced Tea
beveragescoffee tea0830108700683
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Flagged concerns
aspartame artificial lemon flavors
IARC classifies as possibly carcinogenic; neurological effects reported; not for phenylketonurics.
acesulfame potassium
Limited safety data; may affect insulin response; animal studies showed tumor increases.
natural caramel color
Ammonia-process caramel coloring; may contain 4-MEI; ultra-processed marker.
Full ingredient list
Sugar citric acid (provides tartness), black tea, sodium citrate (controls acidity) silicon dioxide (prevents caking), aspartame * (sweetener) artificial lemon flavors, acesulfame potassium (sweetener), natural caramel color, tricalcium phosphate (prevent