Is Your Cat's Food Making Them Sick? 5 Red Flags Every Owner Must Know
As devoted cat parents, we want nothing but the best for our feline companions. We trust the colorful bags and enticing commercials, assuming the food we pour into their bowls is providing all the nutrition they need. But what if that trust is misplaced? What if the very food meant to nourish your beloved cat is actually making them sick?

At Sanctum Paws and Fangs, we believe in radical transparency and empowering pet parents with the knowledge to make truly healthy choices. The pet food industry can be a minefield of misleading labels and questionable ingredients. It's time to become an informed detective when it comes to your cat's diet.
Here are 5 critical red flags that every cat owner must know – signs that your cat's food might be doing more harm than good.

Red Flag #1: Mysterious "Meat Meals" and By-Products


What to look for: Ingredients like "Meat Meal," "Bone Meal," "Animal By-Product Meal," or generic "Poultry By-Product."

Why it's a problem: These vague terms are a huge red flag. "Meat meal" can be anything from diseased animals to expired supermarket meat, rendered down into a protein source devoid of specific nutritional value. "By-products" often include beaks, feet, feathers, and other parts that offer little to no digestible nutrition for a carnivore like your cat. Manufacturers use these to cut costs, not to provide optimal health.

Healthy alternative: Look for clearly named protein sources like "Chicken Meal," "Salmon Meal," "Turkey," or "Beef" – and ideally, these should be among the first ingredients listed. This indicates a higher quality, identifiable protein source.

Red Flag #2: Excessive Grains, Corn, Soy, and Fillers


What to look for: Ingredients such as "Corn," "Corn Gluten Meal," "Wheat," "Soy," "Rice Bran," "Pea Protein" (high up on the list), or excessive amounts of potato.

Why it's a problem: Cats are obligate carnivores. Their digestive systems are designed to process meat, not carbohydrates and plant-based proteins. High amounts of grains and fillers provide little nutritional benefit, can be difficult for cats to digest, and are common allergens. They're often used to bulk up food cheaply and bind kibble, not to enhance your cat's vitality. Over-reliance on these can lead to obesity, diabetes, and gastrointestinal issues.

Healthy alternative: Seek out foods with limited carbohydrates, and those that are present should come from digestible sources like pumpkin or sweet potato in moderation, after high-quality meat proteins. The best foods often prioritize meat, organs, and bones.

Red Flag #3: Artificial Colors, Flavors, and Preservatives


What to look for: Ingredients like "FD&C Red No. 40," "Blue No. 2," "Yellow No. 5," "BHA," "BHT," "Ethoxquin," "Propylene Glycol."

Why it's a problem: Do cats care what color their kibble is? No! Artificial colors are added solely to appeal to human owners. Many artificial colors and flavors have been linked to hyperactivity, behavioral issues, and even cancer in pets. Similarly, synthetic preservatives like BHA, BHT, and Ethoxquin are controversial and potentially carcinogenic. Propylene glycol, while safe in some human foods, can be toxic to cats in large doses and is often used to keep semi-moist foods soft.

Healthy alternative: Choose foods preserved naturally with ingredients like mixed tocopherols (Vitamin E), ascorbic acid (Vitamin C), and rosemary extract. These are safe and effective.

Red Flag #4: Unspecified Fats and Oils


What to look for: Ingredients such as "Animal Fat," "Poultry Fat," "Vegetable Oil" (unspecified).

Why it's a problem: Just like "meat meal," generic fat sources are ambiguous and potentially low quality. "Animal fat" can come from any animal, including those that are diseased or deceased. The rendering process can create trans fats and free radicals. The quality of fat is crucial for your cat's skin, coat, and organ health.

Healthy alternative: Look for specific, named fat sources like "Chicken Fat," "Salmon Oil," "Flaxseed Oil," or "Sunflower Oil." These provide identifiable and often beneficial fatty acids, including Omega-3s and Omega-6s.

Red Flag #5: Excessive Salt and Sugar


What to look for: Ingredients like "Salt" (high on the list, especially in treats), "Sugar," "Corn Syrup," "Dextrose," "Saccharose."

Why it's a problem: Cats don't need added sugar or excessive salt in their diet. Sugar is addictive and contributes to obesity, diabetes, and dental problems. High sodium levels can lead to kidney issues, especially in older cats. These are often used to make bland, low-quality foods more palatable.

Healthy alternative: The best cat foods derive their flavor naturally from high-quality meat and protein sources. If a food tastes bland to you, remember that your cat's palate is very different, and their health comes first.

Your Cat Deserves Better.
Recognizing these red flags is the first step toward a healthier, happier life for your cat. At Sanctum Paws and Fangs, every product we offer is meticulously vetted to ensure it meets the highest standards of ethical sourcing, nutritional integrity, and safety. We're committed to helping you navigate the confusing world of pet products so you can feed your cat with confidence.

Join the movement for better pet health. Explore our carefully curated selection of cat food and products that put your feline friend's well-being first. And don't forget to sign our Humane Science Blueprint petition – because together, we can demand better for all pets.

Shop Healthy Cat Food at Sanctum Paws and Fangs

Sign the Humane Science Blueprint PetitionĀ  on https://www.change.org/HumaneScienceBlueprint

Ā 

Back to blog

Leave a comment

Please note, comments need to be approved before they are published.

Latest Stories

Discover our editorial picks

Meet Ethan — The Beagle Who Inspired This Store (CMI CUS)
Meet Ethan — The Beagle Who Inspired This Store (CMI CUS)
By Shaylee Ramirez Sir Ethan

Meet Ethan — The Beagle Who Inspired This Store (CMI CUS)

Ethan has taught me that every animal deserves more than survival—they deserve love, dignity, and freedom. Sanctum Paws and Fangs exists because of...
Read Article
About Us
About Us
By Shaylee Ramirez about us

About Us

Welcome to Sanctum Paws & Fangsā„¢A boutique pet supply sanctuary and advocacy platform built to protect what matters most: truth, rescue, and re...
Read Article
Mission Statement
Mission Statement
By Shaylee Ramirez about

Mission Statement

We stand against animal experimentation, misleading ingredient labels, and the chronic inclusion of additives that harm far more than they help. We...
Read Article
Why Every Envigo Survivor Matters: The 4,000 Beagle Story
Why Every Envigo Survivor Matters: The 4,000 Beagle Story
By Shaylee Ramirez 2025

Why Every Envigo Survivor Matters: The 4,000 Beagle Story

The conditions were horrific: moldy food, contaminated water, overcrowded cages, and procedures performed without anesthesia. Federal inspectors f...
Read Article
From Number to Name to Crown: Sir Ethan's Royal Transformation
From Number to Name to Crown: Sir Ethan's Royal Transformation
By Shaylee Ramirez 2025

From Number to Name to Crown: Sir Ethan's Royal Transformation

Born with a number instead of a name, he had never known love, proper nutrition, or the simple dignity of being seen as more than a commodity.
Read Article
Building Sanctum Paws and Fangs
Building Sanctum Paws and Fangs
By Shaylee Ramirez 2025

Building Sanctum Paws and Fangs

Sanctum Paws & Fangs is about coming together—pet lovers, rescues, activists, and advocates—to create a brighter future for all animals.
Read Article