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.
Then I heard that vinegar kills fleas, and I had to give it a try. There are different ways you can use vinegar, such as in the bath, applying directly to your pets fur or skin, or even in their drinking water (dogs only-more info on that below).inegar is very acidic and sour, and fleas just hate it. So mostly it just repels them. The theory is that a flea would starve before it would go near a pet who smells like vinegar. So this is how vinegar kills fleas.