Skip to content
In The Kibble
My dogs

Ingredient file // Ingredient

Taurine

An amino acid concentrated in heart muscle and the retina.

Our read // In our catalog

In 1 of every 2 foods we track

Share of foods that list it

59%

1,343 of the 2,292 foods with an ingredient list on file, from 62 brands. 1,185 dry dog food, 119 wet dog food, 23 frozen dog food.

Each square is 1% of the catalog

Where it sits on the label

Median position 21. In the top five of 0 foods, so it is usually a minor ingredient.

Top five List position, heaviest first

Above the salt

8%

Usually listed after the salt, which caps it at roughly 1% of the recipe in 92% of foods.

Price per lb

Foods with it $3.41
All foods $3.25

Median of the cheapest bag price across 991 priced foods, 5% above the catalog. The price is the food's, not the ingredient's.

Who leans on it

10%

of the foods that list it are from Royal Canin. 62 brands use it in total.

What it is

Why it turns up in dog food

  • Supports heart muscle function and vision. Most dogs make their own, but it is added to many recipes as a precaution, particularly grain-free ones.

Who uses it

Brands, best sellers and the company it keeps

Top brands, by foods that list it

  1. Royal Canin 138
  2. Blue 113
  3. Hill's 87
  4. NutriSource 73
  5. Wellness 68
  6. Stella & Chewy's 66
  7. Merrick 63
  8. Nulo 58
  9. Zignature 43
  10. Natural Balance 34

Plus 52 more brands.

Amazon best sellers that list it

  1. #1 Blue Life Protection Formula Adult Chicken and Brown Rice Recipe Dry Dog Food
  2. #4 Hill’s Science Diet ght Small & Mini Chicken Recipe Dry Dog Food
  3. #6 Blue Life Protection Formula Adult Small Breed Chicken and Brown Rice Recipe Dry Dog Food
  4. #7 Stella & Chewy’s Marie’s Magical Dinner Dust Cage-Free Chicken Recipe Freeze-Dried Raw Dog Food Topper
  5. #8 Diamond Naturals Skin & Coat Formula All Life Stages Salmon & Potato Formula Dry Dog Food
  6. #9 Hill’s Science Diet Adult Sensitive Stomach & Skin Chicken Recipe Dry Dog Food
  7. #11 Purina Pro Plan Adult Sensitive Skin & Stomach Salmon & Rice Formula Dry Dog Food
  8. #14 Hill’s Science Diet Adult 1-6 Small Bites Chicken & Barley Recipe Dry Dog Food

Rank on Amazon's dog food best seller list, checked October 2026.

Usually listed with, share of the foods that list it

  1. Chicken Fat 49%
  2. Natural Flavor 40%
  3. Chicken Meal 38%
  4. Peas 37%
  5. Flaxseed 33%
  6. Chicken 28%
  7. Brown Rice 28%
  8. Barley 20%
  9. Oatmeal 19%
  10. Dried Plain Beet Pulp 19%
  11. Potatoes 17%
  12. Sweet Potatoes 16%
An ingredient on its own tells you very little. What matters is how much of it there is and where it sits in the list. That is why we weigh the top five rather than reacting to any single name further down. Back to the wiki

Keep In The Know,
Know What's In The Bowl

Recall alerts by email. We only write when a dog food recall is published.
DOUBLE OPT-IN // ONE CLICK TO STOP // NEVER SHARED