Kellogg's, special k, pastry crisp, brown sugar, cinnamon

Why it's rated this way

4 additives on this label are on our additives-of-concern list.

1. Ammonia caramelModerate concernCaramel colour class III; may contain 4-methylimidazole (4-MEI), an animal carcinogen.

   What it is

   Its role isn't recorded in our data yet.

   Why it's flagged

   Caramel colour class III; may contain 4-methylimidazole (4-MEI), an animal carcinogen.

   Regulatory basis

   Greenveil's curated additives-of-concern list, which cites the authority behind each entry.

   How sure we are

   High confidence. Matched by the additive code declared on the label.

2. Calcium phosphatesMinor concernInorganic phosphate additives are highly bioavailable; high additive-phosphate intake is associated with increased cardiovascular and kidney burden, particularly in chronic kidney disease.

   What it is

   Its role isn't recorded in our data yet.

   Why it's flagged

   Inorganic phosphate additives are highly bioavailable; high additive-phosphate intake is associated with increased cardiovascular and kidney burden, particularly in chronic kidney disease.

   Regulatory basis

   Greenveil's curated additives-of-concern list, which cites the authority behind each entry.

   How sure we are

   High confidence. Matched by the additive code declared on the label.

3. DiphosphatesMinor concernInorganic phosphate additives are highly bioavailable; high additive-phosphate intake is associated with increased cardiovascular and kidney burden, particularly in chronic kidney disease.

   What it is

   Its role isn't recorded in our data yet.

   Why it's flagged

   Inorganic phosphate additives are highly bioavailable; high additive-phosphate intake is associated with increased cardiovascular and kidney burden, particularly in chronic kidney disease.

   Regulatory basis

   Greenveil's curated additives-of-concern list, which cites the authority behind each entry.

   How sure we are

   High confidence. Matched by the additive code declared on the label.

4. Carboxymethyl cellulose (CMC)Minor concernSynthetic emulsifier linked in animal and in-vitro studies to gut-microbiome disruption and intestinal inflammation; human evidence is emerging.

   What it is

   Its role isn't recorded in our data yet.

   Why it's flagged

   Synthetic emulsifier linked in animal and in-vitro studies to gut-microbiome disruption and intestinal inflammation; human evidence is emerging.

   Regulatory basis

   Greenveil's curated additives-of-concern list, which cites the authority behind each entry.

   How sure we are

   High confidence. Matched by the additive code declared on the label.

A food's rating also reflects nutrition (Nutri-Score) and processing (NOVA); the additives above are the ingredient-level part of it.