What people choose to feed their Dog, like many other things, can illicit strong feelings and opinions from Dog owners. Thankfully there is a lot of information available nowadays to help us make an educated decision.

The MDR1 (Multidrug Resistance 1) gene mutation is a well-known genetic factor in dogs that can influence how certain medications are metabolized. While the mutation has gained attention,  it’s important to understand why many experts, veterinarians, and breeders believe that carrying a single copy of the mutation should not automatically disqualify a dog from a breeding program.