Cat food ingredients, decoded
Common additives and nutrients on a bag or can — what is essential, what is a debate, and what to keep away.
Garlic powder
DangerousNever — allium powder is concentrated and causes Heinz-body anemia in cats.
AdditiveOnion powder
DangerousNever — onion powder in broth or baby food is a classic hidden allium.
AdditivePropylene glycol
ToxicToxic to cats in food-level exposure — this is not ethylene glycol antifreeze, but cats still should not eat it.
AdditiveCarrageenan
CautionCaution — a thickener, not a classic poison. Evidence of harm in cats is limited and debated.
AdditiveEthoxyquin
CautionCaution — a regulated preservative, not an acute household toxin.
PreservativeBHA and BHT
CautionCaution — synthetic fat preservatives. Not an ingestion emergency at pet-food levels.
PreservativeGuar gum
CautionCaution — a thickener. Occasional loose stool, not a poison-control emergency.
AdditiveCellulose
CautionCaution — powdered plant fiber used as a filler or hairball aid. Not a toxin.
CarbohydrateSalt (sodium)
CautionCaution in excess — a lick of food is fine; broth, dough, or ice-melt is not.
AdditiveSugar
CautionCaution — not a cat nutrient. The real emergencies are chocolate, xylitol, and raisins hiding in sweet foods.
CarbohydrateGrain-free legumes (peas, lentils)
CautionCaution — diet-associated heart disease is an open scientific question, not a settled poison.
CarbohydrateFish meal and unnamed by-products
CautionCaution — a quality and mercury conversation, not an acute toxin.
ProteinXylitol (in treats or “sugar-free” products)
CautionCaution for cats — well-proven in dogs; feline evidence is limited. Still keep it out of the house.
AdditiveTaurine
SafeSafe and essential — cats cannot make enough taurine on their own.
Nutrient