Food & Nutrition

What Ingredients Should You Avoid in Dog Food?

Not all dog food ingredients are created equal. This guide breaks down the most common ingredients pet parents should avoid and explains why reading labels carefully matters for your dog’s long term health.

Admin Petbux
February 3, 2026
3 min read
What Ingredients Should You Avoid in Dog Food?

Choosing the right dog food can feel overwhelming. Walk down any pet store aisle and you will see bags covered in claims like natural premium and healthy. But the real story is found on the ingredient label.

Some ingredients are widely used because they are cheap or shelf stable rather than nutritious. Knowing what to avoid can help you protect your dog’s digestion skin energy levels and overall health.

Below are some of the most common dog food ingredients pet parents should think twice about.

Dog reaching for a treat beside bowls of raw and dry dog food, highlighting common dog food options and ingredient choices.

1. Generic Meat By Products

Ingredients listed as meat by product or animal by product do not specify the source or quality of the protein. These can include parts of animals that are lower in nutritional value and vary widely from batch to batch.

Look instead for clearly named proteins like chicken beef turkey or salmon.

2. Artificial Colors and Dyes

Dogs do not care what color their food is. Artificial dyes like Red 40 Yellow 5 and Blue 2 are added for human appeal only.

Some dogs are sensitive to these additives and they offer no nutritional benefit. A high quality dog food does not need artificial coloring.

3. Artificial Preservatives

Preservatives such as BHA BHT and ethoxyquin are used to extend shelf life. While they are allowed in pet food many pet parents prefer to avoid them due to potential long term health concerns.

Natural alternatives like mixed tocopherols or vitamin E are commonly used in higher quality foods.

4. Corn Wheat and Soy as Primary Ingredients

These ingredients are often used as inexpensive fillers. While not every dog reacts poorly to grains problems can arise when corn wheat or soy dominate the ingredient list.

Some dogs experience allergies digestive issues or skin irritation linked to these ingredients especially when they replace animal based protein.

5. Added Sugar and Sweeteners

Ingredients like corn syrup cane molasses or sugar increase palatability but provide no real nutrition.

Added sugars can contribute to weight gain blood sugar issues and dental problems over time.

6. Vague Fat Sources

Ingredients listed simply as animal fat or poultry fat do not tell you what animal the fat came from or how it was processed.

Named fats like chicken fat or salmon oil are more transparent and usually higher quality.

How to Choose Better Dog Food

Instead of focusing only on what to avoid look for foods with

Clearly named animal proteins

Recognizable whole food ingredients

AAFCO nutritional adequacy statements

Transparent sourcing and labeling

Every dog is different and what works for one may not work for another. Age size activity level and sensitivities all matter.

Save Money While Choosing Better Ingredients

Higher quality dog food often costs more. That is where smart shopping matters.

PetBux lets pet parents earn cashback on dog food brands they already buy online including fresh food, premium kibble and everyday essentials.

Better ingredients do not have to mean paying more.