Natural Balance definitely is a better deal, and you should see much better results on it, too! NB even has a raw line, if you ever want to supplement If you look at the ingredients in NB, just count the meat proteins compared to Nutro. Much more quality meat content, which is always better. Nutro has just one meat protein, and more rice in it than lamb meal.

The oils & flaxseed in NB will definitely help with dry skin. You can add a spoonful of fish oil to his food, which will also help a lot.