Citrus. Mix a few drops of lemon, grapefruit or orange juice with water in a spray bottle. When Sunny barks, spray a puff of the mixture into her mouth. Many dogs are repelled by citrus, so she'll soon associate barking with an unpleasant taste and odor.
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For the best overall dog deodorizing spray, the Professional Pet Products AromaCare Rejuvenating Argan Pet Spray rejuvenates and detangles coats while leaving behind a pleasant, nutty scent.
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Hydrogen Peroxide. You can also use chemistry to neutralize the odor. Mix one quart of 3 percent hydrogen peroxide with 1/4 cup of baking soda, and one teaspoon of pet shampoo (any kind will work). Apply to the pet's wet fur, allow the mix to bubble for 3 or 4 minutes, then rinse thoroughly.
Brush Your Dog Regularly Dirt, dander, and allergens from your dog's coat will contribute to a bad odor. The best way to remove them is by brushing. Since dead hair and skin cells lead to bad odor, make sure you increase the amount you brush if your dog shreds a lot.
Nature's Miracle Odor Control Ocean Breeze Dog Freshening Spray comes in an 8-ounce bottle and neutralizes odor at the core, providing long-term odor control. Not only does this product eliminate odor, but it also conditions your dog's coat, deodorizes, and freshens.
Vegetable Oil - Combine two drops of vegetable oil, 10 drops of peppermint essential oil, and 1 teaspoon of dishwashing liquid. Make sure to mix well and then apply to your pet once a week. Garlic - Add ⅛ of a teaspoon of garlic to your dog's food and this should act as a natural repellent for ticks.
You can reduce odors by preventing bacteria from growing in manure. Methods to reduce bacterial growth include killing bacteria with disinfectants, adding lime to raise manure pH, and keeping manure dry. It is difficult to completely stop bacteria from growing.
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Another way to naturally get rid of fleas on dogs is to try a mixture of water and apple cider vinegar. According to The Spruce, a DIY spray of equal parts vinegar (of your choice, but most people choose ACV) can help deter fleas away.