Wow...those are the EXPENSIVE Brands that are always boasting about how wonderful they are.
Both Iams and Eukanuba have corn in a lot of their cat/dog foods.
Without comment on the value itself—since I’m not a vet or animal nutritionist or whatever... They also play both sides. Iams has a rather neutral discussion on corn being OK on their website. Not really saying it’s actually beneficial, just that it can be digested etc. Also that it has lower sugar issues than rice.
Eukanuba has a line that plays up how special it is because it does not have corn or other grains (or “meat by products”)
And of course the corn vs no corn debate will rage forever.
I’ve been meaning to see if my dog likes sweet potatoes, since so many dog foods seem to make a big point of listing it as an ingredient. He does like raw carrots.
I give my dog Kirkland (Costco) chicken. Something with high protein since he is