The cause of Plummer-Vinson syndrome is unknown; however, genetic factors and nutritional deficiencies may play a role. Women are at higher risk than men.
Washing Your Dog with Apple Cider Vinegar. 1  1. Make a rinse to improve your dog's skin and coat. 2  2. Clean out your dog's ears using ACV. 3  3. Spray your dog's coat to repel fleas.  4. Bathe in ACV-soap mixture to fight 1  fleas. 5. Use a flea comb to remove the fleas.  6. Rinse your dog.
The Benefits of Apple Cider Vinegar . Apple cider vinegar has excellent antibacterial and antifungal properties that give the immune system a good boost, arming your dog with the strength to ward off pests like fleas and ticks and also diseases like parvo virus in dogs and parvo in puppies. Apple cider vinegar is also the king of skin and hair remedies.