Honest KitchenGourmet Chicken Liver & Cheddar Chips

The most common protein in pet food, and for dogs one of the most common food allergens, with beef and dairy. If chicken is what your pet reacts to, it hides everywhere: chicken fat, chicken broth, chicken meal, natural flavor. On a label, chicken listed first is weighed with its water still in, so a food leading with fresh chicken often has less chicken protein than one leading with chicken meal. Neither is better; they are different measures.

The liver of the chicken, used both as a nutrient-dense ingredient and as a flavor. It is rich in vitamin A, iron, copper and B vitamins and most pets find it very palatable, which is why it turns up in treats and as a coating on kibble. Because it is chicken, it counts as chicken for a pet with a chicken allergy, even when it appears far down the list.

A legume used as a carbohydrate and plant protein, common in grain-free foods. Chickpeas supply fiber, folate and protein that lifts the number on the bag without adding meat. Legume-heavy grain-free foods were part of the FDA's 2018 to 2022 look at diet-associated heart disease in dogs, which did not establish a cause. A food that lists chickpeas or peas in the first few ingredients is leaning on plant protein.

Usually tomato pomace, the skins, pulp and seeds left after juicing, added as a fiber source with some antioxidants. Ripe tomato is safe for pets; the green parts of the plant, which are not used in pet food, contain compounds that are toxic in quantity. Pomace is an inexpensive and reasonably good fiber, and that is all it is doing here.