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.
Apple cider vinegar may be an âunproven remedyâ by FDA standards, but many dog owners swear by its internal and external benefits. Because it is inexpensive, widely available, nontoxic, and easy to use, apple cider vinegar will remain a popular remedy through the 21st century.