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Ingredient file // Vitamin or mineral

Turkey Bone And Marrow

Ground bone for calcium, not a marrow tonic

Turkey bone and marrow is raw turkey frame and neck bone, ground fine with its marrow and scraps of meat. In a frozen raw food it supplies the calcium and phosphorus that muscle meat lacks, and little else worth selling.

What it is
Raw turkey bones, such as frames and necks, ground fine together with their marrow and the meat still attached.
Made from
Turkey frames and necks left after deboning
Main job
Calcium and phosphorus source
Typical amount
Not published
Watch for
Raw handling hygiene, and extra calcium for big puppies
Not the same as
Bone meal or bone broth

Our read // In our catalog

In 1 of every 3068 foods we track

Share of foods that list it

0%

1 of the 3,068 foods with an ingredient list on file, from 1 brand. All frozen dog food.

Each square is 1% of the catalog

Where it sits on the label

Median position 3. In the top five of 1 food, so it is usually a main ingredient.

Top five List position, heaviest first

Who leans on it

100%

of the foods that list it are from Tucker's. 1 brand use it in total.

What it is

How it is made

Turkey plants bone out meat for people and are left with necks, racks and frames that still carry some meat. Raw and freeze-dried pet food makers grind meat and bone together to a set size.11,12,13

  1. 01 // Source Necks and frames The bony carcass left after deboning, with meat still clinging. Meat yield runs 5 to 70% depending on the part.
  2. 02 // Process Ground together Meat and bone go through the grinder together, and the marrow inside the bone comes along with them.
  3. 03 // Process Sized fine Makers grind to a set particle size. One brand's specification is 1/8 inch, and it recalled lots ground at 1/4 inch.
  4. 04 // Output Frozen raw grind A wet, gritty grind mixed with muscle meat and organs, then frozen without cooking.

What is in it

Composition, dry matter

22

% calcium

Calcium in dried raw bone. Muscle meat alone is short on calcium, and that gap is the whole reason bone is in the recipe.

Ash 49%1
Calcium 22%1
Phosphorus 10%1
Crude protein 36%1
Crude fat 4%1

These are figures for dried raw bone in general; no lab has published turkey bone and marrow itself. Attached meat and fatty marrow dilute the minerals, so the real grind carries less calcium per pound.1,7

Why it is in the bag

What the manufacturer gets

  1. 01

    Supplies missing calcium

    Boneless meat is short on calcium and long on phosphorus. Four puppies fed unsupplemented boneless raw meat developed bone disease, and two were euthanized.4

  2. 02

    Calcium and phosphorus together

    Dried raw bone runs about 22% calcium and 10% phosphorus, roughly 2 to 1, so it corrects meat's phosphorus surplus instead of adding to it.1,4

How much No maker publishes the bone share; one turkey recipe says only that meat, organs, marrow and bone together make up 95%.13

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

    Bone is a natural source of calcium

    Evidence

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

    Plain arithmetic: dried raw bone is about 22% calcium. Getting the amount right is the hard part. In 95 home bone-and-raw rations, 10% supplied under a quarter of the recommended calcium.1,3

  2. Owners say

    Bone in the diet firms up the stool

    Outruns the evidence

    Evidence

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

    No study has fed raw ground bone and scored the stool. The nearest is a 6-beagle trial where rendered meat and bone meal at 24% of a dry diet raised fecal dry matter from about 32% to 36%.6

  3. Brands say

    Marrow adds extra nutrition

    Outruns the evidence

    Evidence

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

    Marrow is mostly fat: in red deer, fat made up 53 to 83% of it. No one has analyzed turkey marrow in pet food, and a raw turkey recipe already runs at 10% fat or more.7,13

  4. Owners say

    Bone and marrow support healthy joints

    Outruns the evidence

    Evidence

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

    No study links dietary bone to joint health in dogs. Even purified glucosamine with chondroitin did not beat placebo in a 2023 randomized, blinded trial in dogs with hip arthritis.8

  5. Owners say

    Bone in raw food keeps teeth clean

    Outruns the evidence

    Evidence

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

    Chewing whole beef bones cut calculus by 65 to 90% within 14 days in a 12-beagle trial. Ground bone is swallowed with the meat, never chewed, so that scraping never happens.9

Straight answers

What owners ask

  1. Q01

    Is it just filler?

    No

    It is the recipe's calcium source. Take it out and a raw meat recipe needs a calcium supplement instead, or it risks bone disease in puppies, as a case series of four dogs showed.4

  2. Q02

    Can ground bone hurt my dog?

    Rarely

    Finely ground bone is not the splinter risk of a whole cooked bone. Grind size matters: one maker recalled lots ground coarser than its 1/8 inch spec, citing small dogs and cats.12

  3. Q03

    Is it fine for a large-breed puppy?

    Only if balanced

    Puppies headed for about 30 kg or more are the most vulnerable to excess calcium. Feed a complete food made for growth as it is, and add no bone or calcium on top.5

Who uses it

Brands, best sellers and the company it keeps

Top brands, by foods that list it

  1. Tucker's 1

Usually listed with, share of the foods that list it

  1. Turkey 100%
  2. Turkey Heart 100%
  3. Pumpkin 100%
  4. Taurine 100%
  5. Zinc Amino Acid Complex 100%
  6. Vitamin E 100%
  7. Calcium Carbonate 100%
  8. Manganese Amino Acid Complex 100%
  9. Copper Amino Acid Complex 100%

On the shelf

Foods that list it

1 foods in our reviews list it. Here are some of them.

Our read // On the bag

Read it as the calcium line, then check balance

When it follows the meat and organs in a raw food, it tells you the recipe takes its calcium from bone. Look for a complete and balanced statement for your dog's life stage, handle the food like raw meat, and add no extra bone or calcium. Ignore marrow and joint claims.

Sources

What we read

Checked October 1, 2026.

  1. 1 Bone meal, raw Feedipedia (INRAE, CIRAD, AFZ, FAO), n.d. // Database
  2. 2 Bone meal Feedipedia (INRAE, CIRAD, AFZ, FAO), n.d. // Database
  3. 3 Intake of minerals, trace elements and vitamins in bone and raw food rations in adult dogs British Journal of Nutrition, 2011 // Journal
  4. 4 A Case Series of Four Dogs Presenting with Neurological Deficits Due to Suspected Nutritional Secondary Hyperparathyroidism after Being Fed an Exclusive Diet of Raw Meat Animals (MDPI), 2024 // Journal
  5. 5 Factors that modify the effect of excess calcium on skeletal development in puppies British Journal of Nutrition, 2011 // Journal
  6. 6 Nutrient Digestibility and Fecal Quality in Beagle Dogs Fed Meat and Bone Meal Added to Dry Food Veterinary Sciences (MDPI), 2022 // Journal
  7. 7 Composition of Fatty Acids in Bone Marrow of Red Deer from Various Ecosystems and Different Categories Molecules, 2022 // Journal
  8. 8 Study of the effectiveness of glucosamine and chondroitin sulfate, marine based fatty acid compounds (PCSO-524 and EAB-277), and carprofen for the treatment of dogs with hip osteoarthritis Frontiers in Veterinary Science, 2023 // Journal
  9. 9 Evaluation of teeth injuries in Beagle dogs caused by autoclaved beef bones used as a chewing item to remove dental calculus PLOS ONE, 2020 // Journal
  10. 10 Get the Facts! Raw Pet Food Diets can be Dangerous to You and Your Pet U.S. Food and Drug Administration, 2018 // Government
  11. 11 Ensuring quality in mechanically deboned poultry meat Meatingplace, n.d. // Industry
  12. 12 Primal Dog Food Recall of December 2017 Dog Food Advisor, 2017 // Industry
  13. 13 Tucker's Raw Frozen Turkey-Pumpkin Recipe Dog Food Pet Food Express, n.d. // Industry
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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