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.
(This will also rejuvenate the coat and help balance your dogâs skin pH levels.) For a shiny, healthy coat mix 1 cup of vinegar with 2-4 cups of water and use as a final rinse. Spray vinegar full-strength on your dogâs coat to normalize the pH balance of its skin. (This is one of my personal favorites!
Apple Cider Vinegar for Fleas, Dog Allergies, and Wellness. Every home with dogs should have apple cider vinegar. It's a remedy with multiple uses for dogs: repelling fleas, alleviating allergies, arthritis, establishing correct pH balance. You can also give apple cider vinegar to cats and horses. Dosage and Instructions: Start with a one-teaspoon dose mixed into your dog's food twice a day for a 50 lb dog (adjust accordingly by weight) and if necessary increase up to about 1 tablespoon twice a day for the same size dog.