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!
Full Answer. 1  Use household items as repellents Use ammonia and vinegar in your yard to produce a smell that deters dogs, and place citrus to repel both dogs and cats with the smell. 2  Choose where to apply repellents You can place ammonia and vinegar in your yard, but do not place it on vegetation.