I would highly recommend Orijen Adult for your adult canine without any doubt. You can feed this food as a complete and balanced meal for your furry buddy.
https://petcaresunday.com/orijen-adult-dog-food-reviews/
If you're looking for an all-natural dog food that will keep your pup happy, Merrick is the way to go. Each Merrick dog food recipe is specifically formulated to provide your dog with the best. This is the last Merrick food I remember. https://petcaresunday.com/merrick-dog-food-reviews/