so the dog was losing weight is what started this whole journey? The dog probably feels sick when eating a high protein diet so go to 18% and he may feel better after eating lower protein diet. The two foods you were feeding are a very low quality diet. If you want another opinion on blood work - email jean dodds at
hemopet@hotmail.com and have her do a consult of all blood work and do a phone consult as she has studied blood work for 42 years