[Anonymous]

Have you tried Wysong senior? http://www.chewy.com/dog/wysong-senior-dry-dog-food-5-lb-bag/dp/50242?utm_source=bing-pla&utm_medium=cse&utm_content=Wysong&utm_campaign=f

or Nutrisca lamb and chickpea http://www.chewy.com/dog/dogswell-nutrisca-grain-free-lamb/dp/35037

Regarding environmental allergies: /forums/topic/nutriscan-results-suggestions/
Frequent bathing with Malaseb might help…a lot of allergens are airborne.