For big breeds of dogs, up to 1/4 cup of yeast and a few big cloves is a decent dose, and for those in between, adjust according to body weight. (dogsnaturallymagazine.com)
It really seems like bigger breeds of dogs suffer from a lot more health issues than the medium to smaller breeds. (caninejournal.com)
They get worn out slowly and they definitely hold themselves up well with bigger breeds too. (yorkiemag.com)