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Ingredient file // Preservative

Pomegranate Extract

A food antioxidant with unproven health perks

Pomegranate extract concentrates compounds drawn from the fruit or its peel. It lowered fat oxidation markers in an accelerated dog food test. A small feeding trial found changes in blood and stool markers, but no study showed a lasting health benefit.

Pomegranate Extract
What it is
A concentrated preparation of pomegranate fruit or peel that retains compounds such as punicalagin and ellagic acid.
Made from
Pomegranate fruit or juice processing residue
Main job
Slow fat oxidation
Typical amount
Not published
Watch for
Extract strength and processing losses vary
Not the same as
Pomegranate peel powder

Our read // In our catalog

In 1 of every 865 foods we track

Share of foods that list it

0%

3 of the 2,595 foods with an ingredient list on file, from 1 brand. All dry dog food.

Each square is 1% of the catalog

Where it sits on the label

Median position 31. In the top five of 0 foods, so it is usually a minor ingredient.

Top five List position, heaviest first

Above the salt

0%

Usually listed after the salt, which caps it at roughly 1% of the recipe in 100% of foods.

Price per lb

Foods with it $3.04
All foods $3.23

Median of the cheapest bag price across 1 priced foods, 6% below the catalog. The price is the food's, not the ingredient's.

Who leans on it

100%

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

What it is

How it is made

Juice production leaves pomegranate peels and other solids behind. Extract makers use that residue or the fruit itself, draw out soluble compounds with water or alcohol, then concentrate the liquid into a dry ingredient.1,5,7

  1. 01 // Source Fruit or peels Extracts start with pomegranate fruit or material left after the juice is removed.
  2. 02 // Process Dried and ground In one published method, separated peels were air dried and ground before extraction.
  3. 03 // Process Compounds extracted Water or an alcohol mixture draws soluble compounds from the prepared fruit material.
  4. 04 // Output Dry extract The extracted liquid is concentrated and dried into an ingredient ready for a food recipe.

What is in it

Composition, dry matter

45.57

g/kg

Beta punicalagin in one analyzed dry peel extract. This sample result does not tell you how much reaches a dog's bowl.

Beta punicalagin 45.6 g/kg5
Punicalin 31.3 g/kg5
Alpha punicalagin 26 g/kg5
Ellagic acid 22.8 g/kg5
Gallic acid 7.7 g/kg5

These numbers describe one peel extract, not a standard recipe. Fruit part and extraction method change the mix. In a dog food extrusion study, steam conditioning sharply reduced measured punicalagin.5,6,7

Why it is in the bag

What the manufacturer gets

  1. 01

    Slows food oxidation

    An accelerated test found lower fat oxidation markers in ground dog food treated with extract. That measures a change in the food, not antioxidant protection inside a dog.3

  2. 02

    Supports a botanical claim

    The extract gives manufacturers a recognizable plant ingredient to discuss. A small dog trial measured changes in blood and stool markers, but did not test long term health.1

  3. 03

    Uses juice leftovers

    Juice peels supply extraction material. Cost matters: food researchers selected curcumin and grape seed for further tests because those extracts were cheaper and more available.3,6

How much Researchers tested 0.2% extract in ground dog food; a separate extrusion study added 1% peel extract to a test recipe.3,6

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

    Slows oxidation of fats in dog food

    Evidence

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

    Researchers added 0.2% extract to ground food with added oils. After 12 days in open pans at 55°C, its fat oxidation marker rose 54%, versus 158% without extract. Intact kibble in a bag was not tested.3

  2. Brands say

    Protects your dog's cells from oxidative damage

    Outruns the evidence

    Evidence

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

    A crossover trial in 6 dogs found lower red blood cell lipid peroxidation after 30 days of peel extract. Those are blood markers, not proof of disease prevention or an effect at an undisclosed kibble dose.1

  3. Brands say

    Feeds a healthier gut microbiome

    Outruns the evidence

    Evidence

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

    The 6-dog trial found more fecal acetate, propionate and butyrate with peel extract. It measured fermentation products, not microbiome composition or improved gut health. A change in stool chemistry does not prove the claim.1

  4. Brands say

    Keeps your dog's teeth clean

    Outruns the evidence

    Evidence

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

    A 40-dog trial found less plaque with a water additive containing pomegranate, erythritol and inulin. It could not isolate pomegranate's effect and did not test kibble. A separate study tested the extract against oral bacteria only in the lab.2,4

Straight answers

What owners ask

  1. Q01

    Is it just filler?

    No

    It has a measured job in food: an accelerated test found less fat oxidation with extract added. That is a narrow use, and a low place on the ingredient list fits it.3,8

  2. Q02

    Is extract the same as fruit?

    No

    Extraction selects soluble compounds from fruit or juice residue. It is neither whole pomegranate nor ground peel. The ingredient name does not reveal the raw material, extraction method or punicalagin content.5,7

  3. Q03

    Should I add a supplement?

    No reason

    The feeding evidence comes from 6 dogs given a measured peel extract, not from routine supplementation. If considering a human supplement, check its full ingredient list for xylitol, which is toxic to dogs.1,9

Who uses it

Brands, best sellers and the company it keeps

Top brands, by foods that list it

  1. NutriSource 3

Usually listed with, share of the foods that list it

  1. Oatmeal 100%
  2. Barley 100%
  3. Brown Rice 67%
  4. Sunflower Oil 67%
  5. Flax Seed 67%
  6. Dried Plain Beet Pulp 67%
  7. Duck 33%
  8. Duck Meal 33%
  9. Natural Flavor 33%
  10. Pea Protein 33%
  11. Salmon 33%
  12. Salmon Meal 33%

Our read // On the bag

Treat the extract as a minor ingredient

Read the proteins and fats above it first. A low listed extract may serve as a food antioxidant, but the bag does not tell you its dose or how much punicalagin survived processing. Judge the food by its main ingredients and complete nutrition statement, not its pomegranate claim.

Sources

What we read

Checked October 1, 2026.

  1. 1 Nutrient digestibility, hindgut metabolites and antioxidant status of dogs supplemented with pomegranate peel extract Journal of Nutritional Science, 2017 // Journal
  2. 2 A water additive with pomegranate can reduce dental plaque and calculus accumulation in dogs Frontiers in Veterinary Science, 2023 // Journal
  3. 3 Effects of natural antioxidants on the stability of omega-3 fatty acids in dog food Journal of Veterinary Research, 2018 // Journal
  4. 4 In vitro effectiveness of pomegranate extract present in pet oral hygiene products against canine oral bacterial species Veterinary World, 2022 // Journal
  5. 5 Pomegranate peel extract polyphenols attenuate the SARS-CoV-2 S-glycoprotein binding ability to ACE2 Receptor: In silico and in vitro studies Bioorganic Chemistry, 2021 // Journal
  6. 6 Effects of extrusion processing on pomegranate peel polyphenols in dry pet food University of Messina, 2023 // University
  7. 7 Pomegranate Fruit Dry Extract United States Pharmacopeia, 2025 // Regulator
  8. 8 What’s in the Ingredients List? AAFCO, n.d. // Regulator
  9. 9 Can Dogs Eat Pomegranates? American Kennel Club, n.d. // Nonprofit
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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