Why Is Guar Gum in Wet Cat Food?

Guar gum can change the consistency of wet food. If you see it on a cat food label, the name helps identify an ingredient that can affect the way a pâté holds together or feels when you spoon it out. It doesn't tell you how much was used or how firm the food will be.

Read the ingredient list alongside the format

Start with the texture description on the front and the full ingredient list. Pâté, pieces in gravy and shredded foods are different starting points. A Kansas State University study of canned pet food tested different combinations of gums in pâté-style formulas. The combinations produced different firmness and moisture results. That experiment is a reason to consider the whole recipe when comparing texture. It cannot tell you which recipe your own cat will prefer.

If you're choosing between two foods, ask what you want to change. For a texture preference, try a small package and observe how your cat handles a normal serving. For a change in the main diet, compare the intended use, life stage and calorie information as well. Our wet food texture guide helps distinguish a cat leaving solids from a cat finishing its portion.

Treat a surprising package as a separate question

A thick or thin layer on its own doesn't explain whether a specific package is usable. If an unopened pack is leaking, damaged or appears abnormal, keep it aside with its lot code and ask the manufacturer. Follow the FDA’s storage guidance and the instructions on your food for handling leftovers. The package damage guide gives you a short list of photos and details to keep.

When asking the manufacturer, describe what changed. A note such as “firmer than usual across three unopened packs with the same lot code” gives them a better starting point than “has gum.” Include the product name and photo of the label. If the change you noticed is that your cat eats much less, bring that observation to your veterinary team.

Written by PARTNER Editorial Team for general education. Contact your veterinary team for advice about your pet’s individual health and feeding needs.