[anonymous]

He’s old, old dogs smell. Dogs can have halitosis, too, just like people, lol.
There are minty breath freshener additives you can add to his water and such. I don’t think it matters what you feed him, he sounds like he is doing very well, I wouldn’t make any changes other than what your vet recommends. You might want to check with your vet, again. Tooth decay and dental issues can occur suddenly with seniors.