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Ingredient file // Ingredient

L-Arginine

An added form of the amino acid arginine.

Our read // In our catalog

In 1 of every 137 foods we track

Share of foods that list it

1%

19 of the 2,595 foods with an ingredient list on file, from 4 brands. 18 dry dog food, 1 wet dog food.

Each square is 1% of the catalog

Where it sits on the label

Median position 19. In the top five of 0 foods, so it is usually a minor ingredient.

Top five List position, heaviest first

Above the salt

75%

Listed before the salt in 75% of foods. In the rest it is under about 1% of the recipe.

Price per lb

Foods with it $4.12
All foods $3.23

Median of the cheapest bag price across 13 priced foods, 28% above the catalog. The price is the food's, not the ingredient's.

Who leans on it

68%

of the foods that list it are from Royal Canin. 4 brands use it in total.

What it is

Why it turns up in dog food

  • Essential for dogs, and involved in clearing ammonia from the body and in blood vessel function.

Who uses it

Brands, best sellers and the company it keeps

Top brands, by foods that list it

  1. Royal Canin 13
  2. Purina 4
  3. Rayne Nutrition 1
  4. Go! Solutions 1

Usually listed with, share of the foods that list it

  1. Chicken Fat 68%
  2. Natural Flavor 68%
  3. Brewers Rice 63%
  4. Corn 63%
  5. Chicken By-Product Meal 63%
  6. Wheat Gluten 63%
  7. Corn Gluten Meal 42%
  8. Fish Oil 37%
  9. Dried Plain Beet Pulp 37%
  10. Vegetable Oil 37%
  11. Corn Protein Meal 26%
  12. Pea Fiber 26%
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

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