I've heard about how the Vitamin D and Vitamin A in fermented cod liver oil helps to improve tooth health. (mommypotamus.com)
Drink whole milk for tooth health, as it is the fat in the milk that provides the benefits — mostly if the animals are fed fresh rapidly growing green grass. (chewfo.com)
Some vets encourage you to have them cleaned professionally once a year regardless of teeth health. (pethelpful.com)