It sounds like like a character for Willy Wonkers Chocolate Factory or maybe even a nasty disease of the mouth. Xantham gum is a thickener and emulsifier used in many pharmaceuticals cosmetics industrial applications and processed human and pet foods. Forza10 Hypoallergenic Fish Flavor Canned Cat Food 3 5 Oz Case Of 32 Pack Of 32 In 2022 Canned Cat Food Wet Cat Food Healthy Cat Food Xanthan gum is an additive and many people believe that you should never serve your dog additives of any kind as theyre not part of the animals natural diet. . IBD in cats is not dependent or has no link to the consumption of xanthan gum. Is xanthan gum safe for dogs and cats. Pet Food Ingredients to Avoid - Xanthan Gum. High fat and high protein content is closer to a cats natural diet. Xanthan gum an emulsifier thickening ingredient is safe for dogs and cats. Its often used to stabilize canned food and maintain its thickness.