13 of the Most Effective DIY Dog Repellent Recipes ...
Many store-bought dog repellents are made with apple cider vinegar, which you can use to make your own homemade solution for a fraction of the cost. To make a strong solution, mix one cup of white vinegar with two cups apple cider vinegar. Place it in a spray bottle and mist any desired areas, indoors or out. 3. Mustard Oil