Alternatives to IAMS
Alternatives to IAMS: 1 better-rated foods
IAMS averages 71/100 across 16 products on the PetFoodRate independent A–E methodology. Here are 1 better-rated foods worth considering, picked across species and food type.
The best-rated alternative to IAMS in our database is Orijen Puppy (93/100, grade A), versus IAMS's 71/100 average. Below are 1 foods scored higher than IAMS, one per species + food-type pairing, ranked on our independent A–E method.
The IAMS profile across 5 criteria
Across the 16 IAMS products we graded, the brand is strongest on "Protein quality" and weakest on "Species fit". That weakest axis is usually where the alternatives below pull ahead.
Average of the A–E sub-scores across every graded IAMS product. See it product by product →
Our IAMS alternative picks
- #1A
How we select alternatives to IAMS
For each species + food type combination represented in the IAMS range, we identify the highest-scored product from a competing brand. The A–E score synthesises five criteria: protein quality, overall nutritional balance, absence of undesirable additives, ingredient transparency, and species fit. No sponsorship can change a product's score — the methodology is applied uniformly across the catalog.
Want to dig into a specific alternative? Each card above points to that product's dedicated /alternatives/<product>/ page, which adds cheaper-per-kg sub-rankings and other food-type options for the same species.
Frequently asked questions
What is the best alternative to IAMS?
In our database the best-rated alternative to IAMS is Orijen Puppy, scoring 93/100 (grade A) versus IAMS's 71/100 average. We list 1 better-graded picks in total, one for each species and food type IAMS sells.
Why look for alternatives to IAMS?
IAMS averages 71/100 on the PetFoodRate independent methodology across 16 products we've scored, and scores lowest on adaptability. Buyers searching for alternatives typically want higher protein quality, fewer undesirable additives, better ingredient transparency, or a better species fit.
How are these alternatives selected?
For each food type and species in the IAMS catalogue, we pick the top-scored food from a different brand. Scoring covers five criteria: protein quality, nutritional balance, undesirables, transparency, and species adaptability. No sponsored brand ever changes its score.
Are these alternatives cheaper than IAMS?
Cheaper-per-kg picks are flagged inside each individual product alternative page. Open any product card below to see its dedicated /alternatives/<product>/ page where the cheaper-per-kg sub-list sits alongside the higher-scored picks.
