- Chosen by Voters for it to have great effects it should be organic and unpasteurized … it can't be the heinz stuff on the grocery store shelf … i have been adding apple cider vinegar to my dogs breakfast and supper and i have found a great difference in her coat and she has not had one ear infection (which she got regularly from swimming in the ocean) since being on the apple cider vinegar … 3 months ago 100% 1 Vote