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Ingredient file // Fruit or vegetable

Celery Root

A harmless vegetable extra, not a health ingredient

Celery root, or celeriac, is the swollen base of a celery variety, peeled and cut into the recipe. In a wet food it adds a little fiber and potassium, and no dog study backs its anti-inflammatory reputation.

What it is
The knobby base of a celery variety grown for its root instead of its stalks, peeled and cut up.
Made from
Celeriac, a celery grown for its base
Main job
Minor vegetable in the recipe
Typical amount
Not published
Watch for
Nothing specific
Not the same as
Celery stalks or celery powder

Straight answer

Is Celery Root safe for dogs?

Read past it to the meat and fat

Expect celery root among the other vegetables, after the meat and the water. There it adds a little fiber and potassium and nothing measurable for health. Judge the food by its named proteins and its dry matter analysis, and ignore any anti-inflammatory claim tied to it.

Why it is in the food
Minor vegetable in the recipe

Our read // In our catalog

In 1 of every 356 foods we track

Share of foods that list it

<1%

9 of the 3,204 foods with an ingredient list on file, from 1 brand. All wet dog food.

Each square is 1% of the catalog

Where it sits on the label

Median position 11. In the top five of 0 foods, so it is usually a minor ingredient.

Top five List position, heaviest first

Who leans on it

100%

of the foods that list it are from Caru. 1 brand use it in total.

What it is

How it is made

Celeriac is a vegetable crop, grown like celery in the cool season but harvested for its swollen base. It is not a processing leftover, and the rough skin is cut away before use.1,2,3

  1. 01 // Source Celeriac plants Grown like celery during the cool season, but for the light brown, bulb-type base instead of stalks.
  2. 02 // Process Harvested and trimmed Side roots and leaves are trimmed off, and roots keep in refrigeration at 32°F with high humidity.
  3. 03 // Process Peeled and cut The knobby skin comes off. Only about 70% of the whole root is edible.
  4. 04 // Output Celeriac pieces Cut root, 88 to 93% water when fresh, goes into the recipe with the other vegetables.

What is in it

Composition, dry matter

88-93

% water

Fresh celeriac is mostly water. Weighed wet into a recipe, each pound listed carries little dry nutrition.

Dietary fiber, USDA sample 15%1
Dietary fiber, Norwegian sample 42.9%2
Crude protein, USDA sample 12.5%1
Crude protein, Norwegian sample 18.6%2
Sugars, USDA sample 13.3%1
Sugars, Norwegian sample 35.7%2
Ash, USDA sample 8.3%1

The USDA sample was 12% dry matter and the Norwegian one 7%, so every dry matter figure moves with it. Root size, peeling and storage change the numbers, and the two tables disagree on fiber.1,2

Why it is in the bag

What the manufacturer gets

  1. 01

    A named vegetable on the label

    Fresh celeriac is 88 to 93% water, so it adds little dry matter to a wet food. Its value to the recipe is mostly variety and a recognizable name.1,2

  2. 02

    Some fiber and potassium

    Per 100 g fresh it carries 1.8 to 3 g of dietary fiber and 300 to 485 mg of potassium, with almost no fat and no starch in the Norwegian analysis.1,2

How much No source publishes how much celery root a dog food holds, no dog trial has fed it, and labels only rank ingredients by weight.7

Our read // The claims

What the evidence supports

Strong: controlled studies in dogs agree. Some: small or mixed dog data. Thin: mechanism or lab work only. None: nothing, or the evidence points the other way.

  1. Brands say

    A low-calorie vegetable

    Evidence

    1. Strong
    2. Some
    3. Thin
    4. None

    Raw celeriac carries 22 to 42 kcal per 100 g in two national food tables, because it is 88 to 93% water. True, but a dog's calories come from the meat and fat, not a minor vegetable.1,2

  2. Brands say

    Adds fiber for healthy digestion

    Outruns the evidence

    Evidence

    1. Strong
    2. Some
    3. Thin
    4. None

    On a dry basis it is 15 to 43% dietary fiber, but fresh root holds only 1.8 to 3 g per 100 g. No dog study has fed celeriac, so any stool or gut effect is borrowed from fiber in general.1,2

  3. Owners say

    Celery root is unsafe for dogs

    Outruns the evidence

    Evidence

    1. Strong
    2. Some
    3. Thin
    4. None

    The AKC calls celery generally safe for dogs. Its furanocoumarins worry people, but 4 adults who ate 300 g of celery root showed no skin reaction to UV light and no detectable blood levels.4,6

Straight answers

What owners ask

  1. Q01

    Is it just filler?

    A small extra

    It is not padding, since a watery vegetable cannot bulk out a food. Fresh celeriac is 88 to 93% water and brings a little fiber and potassium. Its main job is variety in the recipe and a name on the label.1,2

  2. Q02

    Is celery root the same as celery?

    Same plant

    Celeriac is a celery cultivated for its root or base instead of its stalks and leaves. It is grown like celery in the cool season and forms a light brown, bulb-type root. Different crop, same plant.3

  3. Q03

    Can it make my dog sun-sensitive?

    No dog data

    Celeriac carries furanocoumarins that sensitize skin to UV light. In people the threshold is about 15 mg of 8-MOP equivalent, and in one test 4 adults ate 300 g of celery root with no reaction. Nobody has studied it in dogs.4

Who uses it

Brands, best sellers and the company it keeps

Top brands, by foods that list it

  1. Caru 9 / 9

Foods that list it / all the brand's recipes we track.

Usually listed with, share of the foods that list it

  1. Apples 100%
  2. Carrots 100%
  3. Tapioca Starch 78%
  4. Peas 67%
  5. Pumpkin 56%
  6. Sweet Potatoes 56%
  7. Green Beans 56%
  8. Water Sufficient for Processing 44%
  9. Turkey 44%
  10. Turkey Bone Broth 44%
  11. Chickpeas 44%
  12. Flaxseed 44%

On the shelf

Foods that list Celery Root

9 foods in our catalog list it, highest on the label first.

Show 7 more

Sources

What we read

Checked October 1, 2026.

  1. 1 Celeriac, raw (SR Legacy) USDA FoodData Central, 2019 // Government
  2. 2 Celeriac root, raw Matvaretabellen, Norwegian Food Safety Authority, 2025 // Government
  3. 3 Celeriac (Celery Root) Texas A&M AgriLife Extension, Aggie Horticulture, n.d. // University
  4. 4 Dietary intake and risk assessment of phototoxic furocoumarins in humans Food and Chemical Toxicology, 1991 // Journal
  5. 5 Changes of furanocoumarins content in vegetables during storage Czech Journal of Food Sciences, 2004 // Journal
  6. 6 Can Dogs Eat Celery? Benefits, Risks, and Serving Tips American Kennel Club, 2026 // Nonprofit
  7. 7 What's in the Ingredients List? AAFCO, n.d. // Regulator
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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