Ingredient file // Starch
Pea Starch
Useful kibble starch without a special health edge
Pea starch is the starch separated from field peas, often while processors make pea protein. In kibble it supplies energy and helps the pieces hold their shape. It does not bring the protein and fiber of whole peas.
- What it is
- A starch-rich powder separated from field peas after much of their protein and fiber is removed.
- Made from
- Dried field pea seeds
- Main job
- Energy and kibble structure
- Typical amount
- 2.2 to 24.2% in one dog trial
- Watch for
- Several pea ingredients high on the list
- Not the same as
- Whole peas or pea protein
Straight answer
Is Pea Starch safe for dogs?
Read the whole pea pattern on the bag
Pea starch is a useful starch, not a protein source or a health claim. Check where it sits, then look for peas, pea protein and pea fiber nearby. If several appear high on the list, ask the maker for the recipe's total pea content; the label ranks each ingredient separately.
- Why it is in the food
- Energy and kibble structure
- Watch for
- Dogs diagnosed with DCM
Our read // In our catalog
In 1 of every 20 foods we track
Share of foods that list it
5%
164 of the 3,205 foods with an ingredient list on file, from 19 brands. 163 dry dog food, 1 wet dog food.
Each square is 1% of the catalog
Where it sits on the label
Median position 6. In the top five of 67 foods, so it is usually a supporting ingredient.
Above the salt
Almost always listed before the salt, so there is more of it than a pinch.
Price per lb
Median of the cheapest bag price across 130 priced foods, 11% below the catalog. The price is the food's, not the ingredient's.
Who leans on it
42%
of the foods that list it are from Blue. 19 brands use it in total.
What it is
How it is made
Pea processors separate dried seeds to make protein ingredients. That separation also yields starch, sold for food and feed. How thoroughly the fractions are separated determines how much protein remains in the starch.3,4
- 01 // Source Dry field peas Mature seeds contain starch, protein and fiber that processors separate into different ingredients.
- 02 // Process Remove hulls The outer hulls are taken off before the seed kernels are milled.
- 03 // Process Separate fractions Air sorting yields a starch-rich fraction; wet processing separates starch more thoroughly from protein and fiber.
- 04 // Output Pea starch powder The separated starch is dried for use in foods, including extruded kibble.
What is in it
Composition, dry matter
95-99.5
% starch
Reported starch content of refined products. Pea starch supplies energy but little of the protein found in whole peas.
Why it is in the bag
What the manufacturer gets
-
01
Supplies usable energy
Cooking makes dietary starch available to dogs. In a small feeding trial, dogs digested 81% of the starch in a diet made with unfermented pea starch.1
-
02
Forms the kibble
Starch swells and thickens as the mix cooks in an extruder, helping the finished piece keep its shape. Pea starch fills that role in recipes without grain.4
-
03
Uses a protein byproduct
Pea protein production leaves a substantial starch stream. Selling it gives processors another use for the crop and food makers a separate starch ingredient.4
How much One dog study fed 2.2 to 24.2% pea starch across its diets; another tested diets with about 30%.1,3
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.
-
Brands say
Pea starch gives dogs usable energy
Evidence
- Strong
- Some
- Thin
- None
In an 8-dog trial, 81% of dietary starch was digested on the unfermented pea starch diet. That supports its energy role in cooked food, though the result measures the complete diet.1
-
Brands say
Pea starch keeps blood sugar lower
Outruns the evidence
Evidence
- Strong
- Some
- Thin
- None
In a 15-dog comparison, glucose response areas were 36,371 on the pea starch diet and 36,406 on the cereal diet. The diets differed in other ways too, so pea starch alone cannot promise a smaller rise.2
-
Brands say
Pea starch improves gut health as a prebiotic
Outruns the evidence
Evidence
- Strong
- Some
- Thin
- None
An 8-dog, 20-day trial found changes in fecal bacteria on pea starch diets, but no significant change in measured fecal short-chain fatty acids. A changed microbiome is not proof of better gut health.1
-
Owners say
Pea starch causes heart disease in dogs
Outruns the evidence
Evidence
- Strong
- Some
- Thin
- None
The FDA found peas or lentils in 93% of foods named in early DCM reports, but could not identify why some diets might be associated with the disease. Those reports did not isolate pea starch.5
-
Critics say
Pea starch is just filler
Outruns the evidence
Evidence
- Strong
- Some
- Thin
- None
Refined products contained 95 to 99.5% starch, and dogs digested starch in a pea starch diet. It supplies energy and helps form kibble. It contributes little of whole peas' protein.1,4
Straight answers
What owners ask
-
Q01
Is it just filler?
NoIt has a job: digestible starch supplies energy and helps kibble hold its shape. It contributes little protein, so judge it as a starch source rather than as a whole vegetable.1,4
-
Q02
Is it the same as peas?
NoWhole peas contain protein and fiber alongside starch. Separation removes much of both from refined pea starch. Pea protein is another fraction with a different job in the recipe.4
-
Q03
Should I avoid it over DCM?
Not aloneThe FDA has investigated diets with pulses high on the ingredient list, but the cause remains unknown. One pea starch line cannot tell you the recipe's total pea content or your dog's heart risk.5,6
Who uses it
Brands, best sellers and the company it keeps
Top brands, by foods that list it
Foods that list it / all the brand's recipes we track.
Plus 9 more brands.
Amazon best sellers that list it
- #1 Blue Life Protection Formula Adult Chicken and Brown Rice Recipe Dry Dog Food
- #5 Blue Life Protection Formula Adult Small Breed Chicken and Brown Rice Recipe Dry Dog Food
- #27 Blue Life Protection Formula Senior Chicken and Brown Rice Recipe Dry Dog Food
- #35 Blue Life Protection Formula Small Breed Senior Chicken and Brown Rice Recipe Dry Dog Food
- #37 Rachael Ray Nutrish Real Beef, Pea & Brown Rice Recipe Dry Dog Food
- #53 Orijen Original Grain-Free Dry Dog Food
- #96 Nature’s Recipe Small Breed Grain-Free Easy to Digest Chicken, Sweet Potato, & Pumpkin Recipe Dry Dog Food
Rank on Amazon's dog food best seller list, checked October 2026.
Usually listed with, share of the foods that list it
- Peas 75%
- Chicken Meal 51%
- Mixed Tocopherols 46%
- Chicken 44%
- Chicken Fat 44%
- Flaxseed 41%
- Pea Protein 37%
- Natural Flavor 35%
- Tapioca Starch 29%
- Potatoes 23%
- Pea Fiber 22%
- Dried Tomato Pomace 20%
On the shelf
Foods that list Pea Starch
164 foods in our catalog list it. These 60 list it highest on the label.
PurinaPurina Pro Plan Veterinary Diets HA Hydrolyzed Protein Chicken Formula Wet Dog Food
BlueBlue Natural Veterinary Diet HF Hydrolyzed for Food Intolerance Grain-Free Dry Dog Food
Bil-JacBil-Jac Grain-Free Adult Dry Dog Food
PurinaPurina Beneful Grain-Free Farm-Raised Chicken Dry Dog Food
PurinaPurina Beyond Simply Grain-Free White Meat Chicken & Egg Recipe Dry Dog Food
NutriSourceNutriSource Grain-Free Large Breed Lamb Meal & Peas Recipe Dry Dog Food
BlueBlue Natural Veterinary Diet W+U Weight Management + Urinary Care Grain-Free Dry Dog Food
BlueBlue Basics Limited Ingredient Diet Large Breed Adult Grain-Free Lamb and Potato Dry Dog Food
BlueBlue Basics Limited Ingredient Diet Adult Grain-Free Lamb and Potato Recipe Dry Dog Food
Rachael Ray NutrishRachael Ray Nutrish Grain Free Salmon & Sweet Potato Recipe Dry Dog Food
NutriSourceNutriSource Choice Beef Meal & Barley Dry Dog Food
CanidaeCanidae All Life Stages Grain Free Real Chicken & Potato Recipe Dry Dog Food Show 48 more
BlueBlue Natural Veterinary Diet KS Kidney Support Grain-Free Dry Dog Food
BlueBlue Natural Veterinary Diet NP Novel Protein Alligator Grain-Free Dry Dog Food
BlueBlue Basics Limited Ingredient Diet Adult Grain-Free Duck and Potato Recipe Dry Dog Food
NutriSourceNutriSource Choice Performance Chicken Dry Dog Food
NutriSourceNutriSource Chicken Puppy Dry Dog Food
PurinaPurina Beyond Organic Small Dog Chicken, Egg & Carrot Recipe Natural Dry Dog Food
PurinaPurina Beyond Organic Chicken, Egg & Sweet Potato Recipe Natural Grain-Free Dry Dog Food
NutriSourceNutriSource Choice Chicken Meal & Barley Recipe Dry Dog Food
NutriSourceNutriSource Choice Whitefish Meal & Rice Recipe Dry Dog Food
HorizonHorizon Legacy Grain-Free All Life Stages Salmon Formula Dry Dog Food
HorizonHorizon Pulsar Grain-Free Pork Formula Dry Dog Food
HorizonHorizon Pulsar Grain-Free Turkey Formula Dry Dog Food
HorizonHorizon Pulsar Grain-Free Lamb Formula Dry Dog Food
HorizonHorizon Pulsar Grain-Free Salmon Formula Dry Dog Food
HorizonHorizon Pulsar Grain-Free Chicken Formula Dry Dog Food
BlueBlue Freedom Senior Grain-Free Chicken Recipe Dry Dog Food
BlueBlue Freedom Small Breed Puppy Grain-Free Chicken Recipe Dry Dog Food
BlueBlue Basics Limited Ingredient Diet Adult Grain-Free Salmon and Potato Recipe Dry Dog Food
BlueBlue Basics Limited Ingredient Diet Adult Dog Grain-Free Turkey & Potato Recipe Dry Dog Food
BlueBlue Basics Limited Ingredient Diet Adult Dog Grain-Free Salmon and Potato Recipe Dry Dog Food
Nature's RecipeNature’s Recipe Small Breed Grain-Free Easy to Digest Chicken, Sweet Potato, & Pumpkin Recipe Dry Dog Food
Simply NourishSimply Nourish Limited Ingredient Diet Grain Free Adult Dry Dog Food
Rachael Ray NutrishRachael Ray Nutrish Grain Free Chicken & Sweet Potato Recipe Dry Dog Food
Pure BalancePure Balance Pro+ Small Breed Chicken and Pea Recipe Dry Dog Food
Pure BalancePure Balance Grain-Free Chicken and Pea Recipe Dry Dog Food
BlueBlue Life Protection Formula Small Breed Grain-Free Chicken Recipe Dry Dog Food
BlueBlue Life Protection Formula Adult Dog Grain-Free Lamb Recipe Dry Dog Food
NutriSourceNutriSource Choice Large Breed Chicken Dry Dog Food
NutriSourceNutriSource Choice Large Breed Beef Dry Dog Food
PurinaPurina Beyond Simply Farm-Raised Beef, Barley & Cage-Free Egg Recipe Dry Dog Food
NutriSourceNutriSource Grain-Free Large Breed Chicken & Pea Recipe Dry Dog Food
NutriSourceNutriSource Choice Turkey Meal & Barley Recipe Dry Dog Food
Nature's RecipeNature’s Recipe Large Breed Grain-Free Easy to Digest Chicken, Sweet Potato, & Pumpkin Recipe Dry Dog Food
Nature's RecipeNature’s Recipe Grain-Free Easy to Digest Chicken, Sweet Potato, & Pumpkin Recipe Dry Dog Food
Natural BalanceNatural Balance L.I.D. Limited Ingredient Diets Grain-Free Turkey Dry Dog Food
I and Love and YouI and Love and You Baked & Saucy Beef + Sweet Potato Grain-Free Dry Dog Food
HorizonHorizon Amicus Grain-Free All Life Stages Lamb Formula Dry Dog Food
HorizonHorizon Amicus Grain-Free All Life Stages Salmon Formula Dry Dog Food
HorizonHorizon Amicus Grain-Free All Life Stages Chicken Formula Dry Dog Food
HorizonHorizon Amicus Grain-Free Adult Tri-Protein Formula Dry Dog Food
HorizonHorizon Legacy Grain-Free Puppy Tri-Protein Formula Dry Dog Food
HorizonHorizon Taiga Grain-Free Pork Formula Dry Dog Food
HorizonHorizon Taiga Grain-Free Chicken Formula Dry Dog Food
BlueBlue Freedom Large Breed Adult Grain-Free Lamb Recipe Dry Dog Food
BlueBlue Freedom Large Breed Adult Grain-Free Chicken and Potatoes Recipe Dry Dog Food
BlueBlue Freedom Small Breed Adult Grain-Free Chicken and Potatoes Recipe Dry Dog Food
BlueBlue Freedom Adult Grain-Free Healthy Weight Chicken and Potatoes Recipe Dry Dog Food
BlueBlue Freedom Adult Grain-Free Lamb and Potatoes Recipe Dry Dog Food Leaving it out
Foods without peas
For owners who skip peas: popular dry foods priced like the ones that list it ($2.03 to $4.06 per lb), with no peas on the label.
PurinaPurina Pro Plan Adult Complete Essentials Shredded Blend Chicken & Rice Formula Dry Dog Food
PurinaPurina Pro Plan Adult Sensitive Skin & Stomach Salmon & Rice Formula Dry Dog Food
Hill'sHill’s Science Diet Adult 1-6 Small Bites Chicken & Barley Recipe Dry Dog Food
Hill'sHill’s Science Diet Adult 1-6 Chicken & Barley Recipe Dry Dog Food
Royal CaninRoyal Canin Small Adult Dry Dog Food
Open FarmOpen Farm Wild Caught Salmon with Ancient Grains Dry Dog Food
Natural BalanceNatural Balance L.I.D. Limited Ingredient Diets Grain-Free Salmon & Sweet Potato Dry Dog Food
WellnessWellness Complete Health Small Breed Turkey & Oatmeal Dry Dog Food Checked against the ingredient list we store for each food. Labels change, so read the bag before you buy.
On labels as
Other names for this
Manufacturers do not all use the same wording. These all mean the same thing.
Sources
What we read
Checked September 1, 2026.
- 1 Effects of feeding Candida utilis-fermented pea starch on overall, metabolic and intestinal health of dogs and cats
- 2 Effect of diet on postprandial glycemic and insulin responses in healthy dogs
- 3 Whole pulse ingredient inclusion in macronutrient-balanced diets increased fecal concentrations of propionic acid but not total bile acids in healthy adult large-breed dogs after 20 weeks
- 4 Pea Starch and Pea Fiber: A Review of Functional Properties, Sensory Characteristics, and Value-Added Uses
- 5 FDA Provides Third Status Report on Investigation into Potential Connection Between Certain Diets and Cases of Canine Heart Disease
- 6 What's in the Ingredients List?