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Ingredient file // Vitamin or mineral

Cobalt Amino Acid Chelate

A trace cobalt source without proven dog benefit

Cobalt amino acid chelate is a manufactured mineral ingredient made by binding cobalt to amino acids. It adds cobalt to food, but dogs need vitamin B12 in its assembled form. Better absorption and a health benefit from this chelate remain unproven in dogs.

What it is
A manufactured feed ingredient that binds cobalt from a soluble salt to amino acids.
Made from
A soluble cobalt salt and amino acids
Main job
Adds trace cobalt
Typical amount
Not published for complete dog foods
Watch for
It does not replace vitamin B12
Not the same as
Vitamin B12 supplement

Straight answer

Is Cobalt Amino Acid Chelate safe for dogs?

Check the complete food, then its B12

Expect this trace ingredient near other minerals toward the end of the list. Its presence tells you cobalt was added, but not how much cobalt the finished food contains or whether the chelate absorbs better. Check the nutritional adequacy statement. If your dog has diagnosed low B12, follow the prescribed B12 treatment.

Why it is in the food
Adds trace cobalt

Our read // In our catalog

In 1 of every 42 foods we track

Share of foods that list it

2%

76 of the 3,204 foods with an ingredient list on file, from 13 brands. 71 wet dog food, 3 dry dog food, 2 dog food topper.

Each square is 1% of the catalog

Where it sits on the label

Median position 23. In the top five of 1 food, so it is usually a minor ingredient.

Top five List position, heaviest first

Above the salt

1%

Usually listed after the salt, which caps it at roughly 1% of the recipe in 99% of foods.

Price per lb

Foods with it $3.51
All foods $3.25

Median of the cheapest bag price across 8 priced foods, 8% above the catalog. The price is the food's, not the ingredient's.

Who leans on it

51%

of the foods that list it are from Blue. 13 brands use it in total.

What it is

How it is made

Feed ingredient suppliers make this chelate from a cobalt salt and amino acids. It is manufactured for mineral blends, not recovered as a leftover. One supplier sells the finished ingredient as a free-flowing powder.4,6

  1. 01 // Source Cobalt and amino acids A soluble cobalt salt supplies the metal, while amino acids supply the molecules that bind it.
  2. 02 // Process Reacted together The cobalt and amino acids react to form the chelate described in the feed ingredient definition.
  3. 03 // Output Chelate powder One supplier sells a free-flowing powder with a guaranteed minimum cobalt content in bulk bags.

What is in it

Composition, dry matter

≥2

% cobalt

One supplier's minimum cobalt guarantee for its powder. It describes the additive, not the cobalt concentration of finished dog food.

Cobalt 2%6
Amino acids 38%6
Total nitrogen 6%6

These are guaranteed minimums for one powder, originally stated as sold, not measured averages or fixed values. On a dry matter basis the shares cannot be lower; actual values and other suppliers' formulas may differ.6

Why it is in the bag

What the manufacturer gets

  1. 01

    Adds measured cobalt

    A declared minimum cobalt content lets a formulator calculate how much cobalt the ingredient adds. That makes it useful in a mineral blend without proving that dogs benefit from extra cobalt.4,6

  2. 02

    Fits bulk mineral blending

    One supplier ships the free-flowing powder in 25 kg bags. That packaging suits manufacturers buying a trace ingredient for larger mineral blends.6

  3. 03

    Offers a chelate label

    The name distinguishes it from a cobalt salt. A supplier promotes absorption through intestinal transporters, but has not shown that its cobalt chelate outperforms a salt in dogs.4,8

How much A dog supplement declares 0.014 mg cobalt per tablet; that example does not give an inclusion rate for complete dog foods.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

    It adds cobalt to the food

    Evidence

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

    A supplier guarantees at least 2% cobalt in its chelate powder, so adding that powder adds cobalt. This is a formulation fact; it does not show that extra cobalt improves a dog's health.4,6

  2. Brands say

    Chelated cobalt absorbs better than cobalt salts

    Outruns the evidence

    Evidence

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

    A supplier proposes 2 uptake routes, through PepT1 and amino acid transporters. It reports no controlled dog comparison with a cobalt salt, so the advertised absorption advantage remains untested in dogs.8

  3. Owners say

    Cobalt chelate supplies vitamin B12 to dogs

    Outruns the evidence

    Evidence

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

    A randomized trial enrolled 37 dogs with low B12 and gave them cyanocobalamin, not cobalt chelate. Dogs' gut bacteria make B12 beyond its main absorption site. Cobalt chelate cannot replace assembled B12.1,2

Straight answers

What owners ask

  1. Q01

    Is it just filler?

    No

    It supplies measurable cobalt, so it has a formulation job. AAFCO's dog nutrient profiles set a target for vitamin B12 but no separate cobalt target. Its presence alone does not show a nutritional advantage.5,6,10

  2. Q02

    Does it replace vitamin B12?

    No

    Cobalt bound to amino acids is a different ingredient from vitamin B12. In a randomized dog trial, the treatment for low B12 was cyanocobalamin itself. A dog supplement even lists the chelate and B12 separately.1,2,7

  3. Q03

    Should I avoid food containing it?

    Not by itself

    The ingredient list does not reveal total cobalt in the food. FDA expected no cobalt harm from the pet foods it reviewed, although dog-specific tolerance data were lacking. Check the food's nutritional adequacy statement.3,9

  4. Q04

    Is cobalt chelate a protein source?

    No

    The additive contains amino acids, but manufacturers use it to deliver trace cobalt. Its powder specification does not make those amino acids a meaningful protein contribution to a finished dog food.4,6

Who uses it

Brands, best sellers and the company it keeps

Top brands, by foods that list it

  1. Blue 39 / 186
  2. Merrick 7 / 107
  3. Taste of the Wild 5 / 21
  4. Canidae 4 / 35
  5. Halo 4 / 41
  6. Pure Balance 3 / 17
  7. Diamond 3 / 30
  8. TruDog 2 / 14
  9. Dave's Pet Food 2 / 22
  10. Wellness 2 / 118

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

Plus 3 more brands.

Usually listed with, share of the foods that list it

  1. Chicken 68%
  2. Chicken Liver 58%
  3. Carrots 51%
  4. Peas 51%
  5. Chicken Broth 46%
  6. Potatoes 39%
  7. Guar Gum 37%
  8. Dried Egg Whites 30%
  9. Flaxseed 30%
  10. Beef 28%
  11. Turkey 26%
  12. Beef Broth 26%

On the shelf

Foods that list Cobalt Amino Acid Chelate

76 foods in our catalog list it. These 60 list it highest on the label.

Dave’s Pet Food Restricted Diet Sodium Wet Dog FoodDave's Pet FoodDave’s Pet Food Restricted Diet Sodium Wet Dog FoodWet // No. 5 on the labelWellness Core 95% Turkey & Spinach Grain-Free Wet Dog FoodWellnessWellness Core 95% Turkey & Spinach Grain-Free Wet Dog FoodWet // No. 8 on the labelWellness Core 95% Beef & Carrots Grain-Free Wet Dog FoodWellnessWellness Core 95% Beef & Carrots Grain-Free Wet Dog FoodWet // No. 10 on the labelTruDog Grain Free Chicken & Salmon Recipe Small Breed ca Wet Dog FoodTruDogTruDog Grain Free Chicken & Salmon Recipe Small Breed ca Wet Dog FoodWet // No. 11 on the labelHalo Holistic Grain Free Chicken & Salmon Recipe Small Breed Wet Dog FoodHaloHalo Holistic Grain Free Chicken & Salmon Recipe Small Breed Wet Dog FoodWet // No. 11 on the labelTruDog Grain Free Turkey & Duck Recipe Small Breed Wet Dog FoodTruDogTruDog Grain Free Turkey & Duck Recipe Small Breed Wet Dog FoodWet // No. 14 on the labelCanidae Pure Petite, Grain Free Minced Beef and Carrots Recipe for Small Breed Dogs Wet Dog FoodCanidaeCanidae Pure Petite, Grain Free Minced Beef and Carrots Recipe for Small Breed Dogs Wet Dog FoodWet // No. 14 on the labelCanidae Pure Petite, Grain Free Morsels Lamb and Carrots for Small Breed Dogs Wet Dog FoodCanidaeCanidae Pure Petite, Grain Free Morsels Lamb and Carrots for Small Breed Dogs Wet Dog FoodWet // No. 14 on the labelHalo Holistic Grain Free Turkey & Duck Recipe Small Breed Wet Dog FoodHaloHalo Holistic Grain Free Turkey & Duck Recipe Small Breed Wet Dog FoodWet // No. 14 on the labelVictor Select Grain Free Turkey and Sweet Potato Stew Wet Dog FoodVictorVictor Select Grain Free Turkey and Sweet Potato Stew Wet Dog FoodWet // No. 15 on the labelMerrick Lil’ Plates Small Breed Texas Steak Grain-Free Wet Dog FoodMerrickMerrick Lil’ Plates Small Breed Texas Steak Grain-Free Wet Dog FoodWet // No. 15 on the labelBlue Wilderness Beef Chicken Grill Wet Dog FoodBlueBlue Wilderness Beef Chicken Grill Wet Dog FoodWet // No. 16 on the label
Show 48 more
Canidae Pure Petite, Grain Free Turkey & Green Beans for Small Breed Dogs Wet Dog FoodCanidaeCanidae Pure Petite, Grain Free Turkey & Green Beans for Small Breed Dogs Wet Dog FoodWet // No. 14 on the labelCanidae Pure Petite, Grain Free Chicken & Peas Pâté for Small Breed Dogs Wet Dog FoodCanidaeCanidae Pure Petite, Grain Free Chicken & Peas Pâté for Small Breed Dogs Wet Dog FoodWet // No. 14 on the labelHalo Holistic Vegan Plant-Based with Kelp Recipe Adult Dry Dog FoodHaloHalo Holistic Vegan Plant-Based with Kelp Recipe Adult Dry Dog FoodDry // No. 15 on the labelHalo Holistic Healthy Grains Chicken Recipe Adult Wet Dog FoodHaloHalo Holistic Healthy Grains Chicken Recipe Adult Wet Dog FoodWet // No. 15 on the labelMerrick Lil’ Plates Small Breed Surf & Turf Grain-Free Wet Dog FoodMerrickMerrick Lil’ Plates Small Breed Surf & Turf Grain-Free Wet Dog FoodWet // No. 16 on the labelOrijen Real Meat Chicken Recipe Stew with Shredded Chicken & Eggs Wet Dog FoodOrijenOrijen Real Meat Chicken Recipe Stew with Shredded Chicken & Eggs Wet Dog FoodWet // No. 17 on the labelMerrick Lil’ Plates Small Breed Grain Free Duck Wet Dog FoodMerrickMerrick Lil’ Plates Small Breed Grain Free Duck Wet Dog FoodWet // No. 18 on the labelPure Balance Pro+ Mature Cup Wet Dog FoodPure BalancePure Balance Pro+ Mature Cup Wet Dog FoodWet // No. 19 on the labelMerrick Lil’ Plates Small Breed Chicken Grain-Free Wet Dog FoodMerrickMerrick Lil’ Plates Small Breed Chicken Grain-Free Wet Dog FoodWet // No. 19 on the labelBlue Wilderness Trout Chicken Grill Wet Dog FoodBlueBlue Wilderness Trout Chicken Grill Wet Dog FoodWet // No. 20 on the labelBlue Wilderness - Chicken & Salmon Grill Wet Dog FoodBlueBlue Wilderness - Chicken & Salmon Grill Wet Dog FoodWet // No. 20 on the labelBlue Wilderness - Duck & Chicken Grill Wet Dog FoodBlueBlue Wilderness - Duck & Chicken Grill Wet Dog FoodWet // No. 20 on the labelMerrick Lil’ Plates Small Breed Grain Free Puppy Wet Dog FoodMerrickMerrick Lil’ Plates Small Breed Grain Free Puppy Wet Dog FoodWet // No. 20 on the labelMerrick Lil’ Plates Small Breed Beef Stew Grain-Free Wet Dog FoodMerrickMerrick Lil’ Plates Small Breed Beef Stew Grain-Free Wet Dog FoodWet // No. 20 on the labelBlue Wilderness Senior Turkey Chicken Grill Wet Dog FoodBlueBlue Wilderness Senior Turkey Chicken Grill Wet Dog FoodWet // No. 21 on the labelOrijen Original Stew Recipe with Chicken, Turkey & Eggs Wet Dog FoodOrijenOrijen Original Stew Recipe with Chicken, Turkey & Eggs Wet Dog FoodWet // No. 21 on the labelMerrick Lil’ Plates Small Breed Thanksgiving Grain-Free Wet Dog FoodMerrickMerrick Lil’ Plates Small Breed Thanksgiving Grain-Free Wet Dog FoodWet // No. 21 on the labelBlue Wilderness Rocky Mountain Senior Wet Dog FoodBlueBlue Wilderness Rocky Mountain Senior Wet Dog FoodWet // No. 22 on the labelPure Balance Pro+ Performance for Active Dogs, Beef & Chicken Recipe Can Wet Dog FoodPure BalancePure Balance Pro+ Performance for Active Dogs, Beef & Chicken Recipe Can Wet Dog FoodWet // No. 22 on the labelBlue Wilderness Beef & Chicken with Grains Wet Dog FoodBlueBlue Wilderness Beef & Chicken with Grains Wet Dog FoodWet // No. 22 on the labelBlue Wilderness Snake River Grill Wet Dog FoodBlueBlue Wilderness Snake River Grill Wet Dog FoodWet // No. 22 on the labelPure Balance Pro+ Performance Turkey & Chicken Recipe Cuts in Gravy Can Wet Dog FoodPure BalancePure Balance Pro+ Performance Turkey & Chicken Recipe Cuts in Gravy Can Wet Dog FoodWet // No. 23 on the labelBlue Wilderness Turkey & Chicken with Grains Wet Dog FoodBlueBlue Wilderness Turkey & Chicken with Grains Wet Dog FoodWet // No. 23 on the labelBlue Baby Blue Puppy Turkey Potato Wet Dog FoodBlueBlue Baby Blue Puppy Turkey Potato Wet Dog FoodWet // No. 23 on the labelBlue Wilderness Puppy Food - Turkey & Chicken Grill Wet Dog FoodBlueBlue Wilderness Puppy Food - Turkey & Chicken Grill Wet Dog FoodWet // No. 23 on the labelBlue’s Stew Country Chicken Wet Dog FoodBlueBlue’s Stew Country Chicken Wet Dog FoodWet // No. 23 on the labelBlue Delights Porterhouse Savory Juices Wet Dog FoodBlueBlue Delights Porterhouse Savory Juices Wet Dog FoodWet // No. 23 on the labelBlue Basics Grain Free Adult Duck Potato Recipe Wet Dog FoodBlueBlue Basics Grain Free Adult Duck Potato Recipe Wet Dog FoodWet // No. 24 on the labelBlue Freedom Grain-Free - Beef Wet Dog FoodBlueBlue Freedom Grain-Free - Beef Wet Dog FoodWet // No. 25 on the labelBlue True Solutions Mobility Support Wet Dog FoodBlueBlue True Solutions Mobility Support Wet Dog FoodWet // No. 25 on the labelBlue’s Stew Hearty Beef Wet Dog FoodBlueBlue’s Stew Hearty Beef Wet Dog FoodWet // No. 25 on the labelBlue Homestyle Recipe Healthy Weight Chicken Pate Wet Dog FoodBlueBlue Homestyle Recipe Healthy Weight Chicken Pate Wet Dog FoodWet // No. 25 on the labelBlue Freedom Senior Chicken Wet Dog FoodBlueBlue Freedom Senior Chicken Wet Dog FoodWet // No. 25 on the labelBlue Life Protection Formula Homestyle Recipe Grain-Free Senior - Chicken & Garden Vegetables Wet Dog FoodBlueBlue Life Protection Formula Homestyle Recipe Grain-Free Senior - Chicken & Garden Vegetables Wet Dog FoodWet // No. 26 on the labelBlue Freedom Puppy Grain Free Chicken Recipe Wet Dog FoodBlueBlue Freedom Puppy Grain Free Chicken Recipe Wet Dog FoodWet // No. 26 on the labelBlue Wilderness Denali Dinner Wild Salmon Venison Halibut Dinner Wet Dog FoodBlueBlue Wilderness Denali Dinner Wild Salmon Venison Halibut Dinner Wet Dog FoodWet // No. 26 on the labelBlue Delights - Top Sirloin Flavor Wet Dog FoodBlueBlue Delights - Top Sirloin Flavor Wet Dog FoodWet // No. 26 on the labelBlue Life Protection Formula Homestyle Recipe (Large Breed) - Chicken & Garden Vegetables Wet Dog FoodBlueBlue Life Protection Formula Homestyle Recipe (Large Breed) - Chicken & Garden Vegetables Wet Dog FoodWet // No. 27 on the labelBlue Homestyle Recipe Turkey Meatloaf Dinner Wet Dog FoodBlueBlue Homestyle Recipe Turkey Meatloaf Dinner Wet Dog FoodWet // No. 27 on the labelDiamond Naturals Lamb Dinner Wet Dog FoodDiamondDiamond Naturals Lamb Dinner Wet Dog FoodWet // No. 28 on the labelBlue Baby Blue Puppy Chicken Vegetable Wet Dog FoodBlueBlue Baby Blue Puppy Chicken Vegetable Wet Dog FoodWet // No. 28 on the labelBlue True Solutions Skin & Coat Care Whitefish Recipe Dog Food TopperBlueBlue True Solutions Skin & Coat Care Whitefish Recipe Dog Food TopperTopper // No. 28 on the labelBlue Homestyle Recipe Beef Dinner Wet Dog FoodBlueBlue Homestyle Recipe Beef Dinner Wet Dog FoodWet // No. 28 on the labelBlue Delights Prime Rib Hearty Gravy Wet Dog FoodBlueBlue Delights Prime Rib Hearty Gravy Wet Dog FoodWet // No. 28 on the labelBlue Delights New York Strip Hearty Gravy Wet Dog FoodBlueBlue Delights New York Strip Hearty Gravy Wet Dog FoodWet // No. 28 on the labelBlue Delights Filet Mignon Hearty Gravy Wet Dog FoodBlueBlue Delights Filet Mignon Hearty Gravy Wet Dog FoodWet // No. 28 on the labelDiamond Naturals Beef Dinner for Adult Dogs & Puppies Wet Dog FoodDiamondDiamond Naturals Beef Dinner for Adult Dogs & Puppies Wet Dog FoodWet // No. 29 on the labelBlue Life Protection Formula Homestyle Recipe Puppy Food - Chicken & Garden Vegetables Wet Dog FoodBlueBlue Life Protection Formula Homestyle Recipe Puppy Food - Chicken & Garden Vegetables Wet Dog FoodWet // No. 29 on the label

Sources

What we read

Checked October 1, 2026.

  1. 1 Efficacy and tolerance of oral versus parenteral cyanocobalamin supplement in hypocobalaminaemic dogs with chronic enteropathy: a controlled randomised open-label trial Journal of Small Animal Practice, 2024 // Journal
  2. 2 Review of cobalamin status and disorders of cobalamin metabolism in dogs Journal of Veterinary Internal Medicine, 2020 // Journal
  3. 3 Target Animal Safety Review Memorandum U.S. Food and Drug Administration, 2011 // Government
  4. 4 Official Feed Terms, Common or Usual Ingredient Names and Ingredient Definitions AAFCO, 2025 // Regulator
  5. 5 AAFCO Dog Food Nutrient Profiles AAFCO, 2013 // Regulator
  6. 6 Cobalt Amino Acid Chelate 2% Technical Data Sheet Eklavya Biotech Pvt. Ltd., n.d. // Industry
  7. 7 Fastrack Adult Dog Supplement for Animal Use Drugs.com, reproducing Conklin product information, 2026 // Industry
  8. 8 Cobalt Amino Acid Chelate Small Peptide Chelated Cobalt Sustar, n.d. // Industry
  9. 9 Reading Labels AAFCO, n.d. // Regulator
  10. 10 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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