You can check out and compare foods here on the analysis site. The reviews generally are very detailed about why they are rated the way they are and goes over the ingredients and also has them listed so it's great for going over and checking out foods. You can check out any brands you are interested in or browse them. Any switch should be slow.
www.dogfoodanalysis.com www.bornfreeusa.org www.thedogsbone.com
www.dogfoodanalysis.com www.bornfreeusa.org www.thedogsbone.com