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877 products scored223 ingredients explainedNo paid placement

Ingredient library

Neutral · Legume protein

Soy

Also appears on labels as: soybean meal, organic soybean meal, soy flour, soybean flour, soy extract, soybean

Ground soybeans with most of the oil pressed out.

Watched ingredients get highlighted on every product panel you open.

Where it comes from
Oilseed crushing plants.
Why it's in the product
A cheap, high-protein plant ingredient with a surprisingly complete amino acid profile for a legume.
Safety and toxicity
Digestible and safe for most dogs. Soy contains phytoestrogens, and while the doses in pet food have not been shown to cause problems, it remains a talking point. It is also a gas-producing ingredient for some dogs.
Interactions and who should be careful
Soy is a recognized allergen in a minority of dogs. Cats are fed it less often.

General reference, not veterinary advice. Dose, breed, and existing conditions change the answer, so talk to your vet before changing what your pet eats. Think we got this wrong? Tell us and we log it publicly.

Found in 63 scored products

Lowest scores first. Its presence here is not what drove those scores.

Panel Score 40 out of 100, grade F: We'd skip it
Canine Carry OutsSausage Links, Beef Flavorimported, not reviewed
Panel Score 47 out of 100, grade F: We'd skip it
Meow MixTender Centers Salmon & Chicken
Panel Score 48 out of 100, grade F: We'd skip it
Kibbles 'n BitsOriginal Savory Beef & Chicken
Panel Score 51 out of 100, grade D: Better options exist
Milk-BoneSoft & Chewy Training Mini, Filet Mignon
Panel Score 51 out of 100, grade D: Better options exist
CesarFilet Mignon Flavor & Spring Vegetables Garnish Small Breed Dry
Panel Score 52 out of 100, grade D: Better options exist
9LivesDaily Essentials Dry Cat Food
Panel Score 55 out of 100, grade D: Better options exist
TemptationsBlock Party BBQ Flavor Dry Cat Foodimported, not reviewed
Panel Score 56 out of 100, grade D: Better options exist
PurinaBeggin' Strips Original With Bacon
Panel Score 56 out of 100, grade D: Better options exist
Pup-PeroniOriginal Beef Flavor
Panel Score 56 out of 100, grade D: Better options exist
Gravy TrainChunks In Gravy With Chicken Chunks
Panel Score 59 out of 100, grade D: Better options exist
PedigreeComplete Nutrition Adult Roasted Chicken, Rice & Vegetable
Panel Score 59 out of 100, grade D: Better options exist
Milk-BoneBrushing Chews Daily Dental Treats, Small/Medium
Panel Score 59 out of 100, grade D: Better options exist
PedigreeAdult Complete Nutrition Grilled Steak & Vegetable Flavorimported, not reviewed
Panel Score 60 out of 100, grade C: Proceed with caution
Gravy TrainChunks In Gravy With Beef Chunks
Panel Score 60 out of 100, grade C: Proceed with caution
Beggin'Purina Beggin Flavor Stix With Peanut Butter Flavorimported, not reviewed
Panel Score 60 out of 100, grade C: Proceed with caution
Purina Puppy ChowTender & Crunchy With Real Beef & Riceimported, not reviewed
Panel Score 63 out of 100, grade C: Proceed with caution
Meow MixOriginal Choice Dry Cat Food
Panel Score 64 out of 100, grade C: Proceed with caution
WhiskasIndoor Cat Chicken Flavorimported, not reviewed
Panel Score 67 out of 100, grade C: Proceed with caution
PurinaDog Chow Complete Adult With Real Chicken
Panel Score 67 out of 100, grade C: Proceed with caution
Purina Dog ChowTender & Crunchy With Real Lamb & Turkey Flavorimported, not reviewed
Panel Score 68 out of 100, grade C: Proceed with caution
9LivesHearty Cuts With Real Turkey, Chicken & Cheese In Gravyimported, not reviewed
Panel Score 71 out of 100, grade C: Proceed with caution
PurinaFriskies Seafood Sensations Dry Cat Food
Panel Score 71 out of 100, grade C: Proceed with caution
Meow MixTenders In Sauce With Real Chicken & Beefimported, not reviewed
Panel Score 71 out of 100, grade C: Proceed with caution
FriskiesTasty Treasures Accented With Bacon Turkey Dinner In Gravyimported, not reviewed

39 more scored products list this ingredient. Showing the 24 lowest-scoring.