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.
Soothes itchy ears. Diluting apple cider vinegar with 50 percent water provides a solution for a common dog problem: itchy ears. Just use a cotton swab or gauze pad soaked in the diluted vinegar. If itchy ears continue, your dog may be allergic to something in his diet.
Photo credit: Wikihow apple cider vinegar for dogs. 1  Make a mixture of equal parts distilled water and apple cider vinegar. 2  Soak cotton balls in the mixture.  Swab your dogâs ears, going in only as far as you can see, until the cotton balls come out clean.