Forget the branding/market segment - look at the guaranteed nutritional labels. In many cases, and with most brands, their "grower" and their "all flock" are substantially similar and near interchangeable. As many of us did during the pandemic.
But without comparing labels and considering...
Too high protein is hard to find on your typical chicken aisle. The studies which tried to induce health defects in chicken from excess protein were in excess of 30%cp. You aren't going to find that on the typical shelf, and you won't find it priced comparably to an All Flock.
There are some...
Mixed mutt, free range flock - all ages, both genders. All Flock-type formulation is the only practical approach for most. Which is why I recommend.
For complicated reasons, I don't actually feed my own birds this way, but I don't feed them Layer, either. As I said in the linked comment...