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The 9 Best Flea Shampoos For Dogs

If you have dogs, you know that fleas are one of their major difficulties. They are tough to exterminate and can rapidly spread throughout your home.

A decent shampoo is one of your greatest defenses against these pests, but with so many products available, it can be tough to pick the right one for your cat.

BestForPets (bestforpets.org) has ranked the best flea shampoos for dogs, so you may compare them. We will describe the benefits and drawbacks of each and how they have worked for our pets.

We've also included a brief buyer's guide that discusses what to look for if you continue browsing, so that you can make an informed decision.


Natural Chemistry Natural Flea & Tick Shampoo for Dogs – Superior in Every Way



  • Weight is 16.9 ounces
  • Essential ingredient: cedar oil

Physical Chemistry Natural Flea & Tick Shampoo for Dogs is the finest flea shampoo for dogs overall.

It contains genuine oatmeal, which soothes the skin, and it eliminates fleas, ticks, black flies, and even mosquitoes for up to seven days without the use of harsh chemicals, making it suitable for use on all dogs, even puppies.

Since it depends on natural components rather of chemicals, it will not conflict with any other flea medicine your pet may be receiving, and we discovered that it has a lovely scent that does not overrun the space.

The disadvantage of Natural Chemistry is that it does not build lather, so it might be difficult to ensure that you reach everything, and you tend to use a bit more product, which runs out quite fast.


  • No harmful substances
  • It will not interfere with any other flea treatments
  • Pleasant smell


  • No foaming
  • Runs out quickly


Hartz UltraGuard Flea & Tick Oatmeal Dog Shampoo – Best Price



  • 18 fluid ounces
  • Principal Component: Chemicals

Hartz UltraGuard Rid Flea & Tick Oatmeal Dog Shampoo is our top recommendation for the most cost-effective flea shampoo for dogs. It contains oatmeal to hydrate the skin and heal it from flea bites.

It eliminates fleas and ticks on contact, and the ergonomic bottle is easy to use and non-spill, so no waste is produced. We appreciate that it comes with a flea comb that aids in bathing and helps you discover fleas faster in the future.

The only drawback we encountered when using Hartz products was that they have a foul odor and contain strong ingredients that make them dangerous for puppies and cats.


  • Includes flea comb
  • Helps moisturize skin
  • Simple to use


  • Bad scent
  • Harsh substances


Miracle Care De Flea Shampoo for Dogs & Puppies – The Most Effective Flea Shampoo for Puppies



  • Weight is 16.9 ounces
  • Principal Component: Chemicals

The finest flea shampoo for pups is Miracle Care De Flea Shampoo for Dogs & Puppies. The formula is gentle and suitable for use on pups older than 12 weeks.

It will not bother your pet’s skin, and you may use it every three days until the fleas are gone. It is user-friendly and packaged in a bottle that will not leak or spill.

Miracle Care does not produce sufficient lather, making it difficult to determine where you have already cleaned.

Additionally, it has an unpleasant odor that some pet owners may dislike, and although it does not irritate our pet’s skin, some owners may prefer a brand without chemical substances.


  • Mild formula
  • Safe for dogs 12 weeks and older
  • Simple to use


  • Does not foam
  • Bad scent


The Dog Whisperer Shampoo for Fleas and Ticks



  • 18 fluid ounces
  • Principal Ingredient: Castile Soap Based on Coconut

Dog Whisperer Dog Flea & Tick Shampoo comes in a two-pack, so it’s ideal for households with many pets. It is simple to apply, generates sufficient suds to see where you are washing, and leaves your pet with a lovely aroma.

Fleas and ticks are successfully killed by the coconut-based Castille soap, which contains no harsh chemicals or pesticides.

The most significant drawback of dog Whisperer is that it contains various essential oils, and some dogs may be allergic to them, particularly peppermint and lemongrass, which may cause skin irritation in your pet.


  • Two-pack
  • Pleasant fragrance
  • No harmful substances


  • Essential oils


Flea & Tick Aloe & Cucumber Scent Foaming Dog Shampoo by Adams Plus



  • 10 fluid ounces
  • Chemicals are the main ingredient

Adams Plus Flea & Tick Aloe & Cucumber Scent Foaming Dog Shampoo is an additional chemical-based product that gives a gentle shampoo for your pet’s skin that is safe for pups older than 12 weeks.

The aloe and cucumber aroma should not disturb dogs or their owners, and the drip-free bottle is simple to use.

The Adams brand flea treatment is effective and should not irritate your pet’s skin. However, many individuals may be wary of the chemical elements, especially given the availability of natural shampoos.

Some huge dog breeds will also be inappropriate for the tiny bottle size.


  • Sensitive method
  • Aroma of aloe and cucumber
  • Leak-proof container


  • Chemical components
  • Little bottle


Bio-Groom Flea & Tick Shampoo for Dogs



  • Size: 1 gallon
  • Chemicals are the main ingredient

The Bio-Groom Flea & Tick Dog Shampoo is available in a one-gallon bottle and a two-gallon pack, making it one of the largest quantities on this list, making it ideal for large breeds and households with many dogs.

It is pH-balanced, so it won’t irritate your pet’s skin, and it promotes a silky, glossy coat.

This shampoo’s biggest drawback is that it kills fleas with a chemical component rather than a natural one, which may prompt some pet owners to avoid it. Due to the gallon size, it might also be rather costly and excessive if you have a little dog.


  • Large size
  • Ingredients made from coconut oil
  • Encourages a glossy coat
  • pH balanced


  • Chemical component
  • Expensive


Tropical Breeze Sentry Flea & Tick Shampoo for Dogs



  • 18 fluid ounces
  • Chemicals are the main ingredient

Sentry Flea & Tick Tropical Breeze Shampoo for Dogs is one of the least expensive shampoos on this list, and it cleans and softens your pet’s fur while killing fleas and ticks.

It has a good scent and is available in different quantities, so if you have numerous pets, you may get the 18-ounce bottle or the gallon size.

The disadvantage of the Sentry Flea & Tick shampoo is that it contains chemical elements that may interact negatively with any flea and tick medicine your pet is already receiving.

It is also ineffective, so it may take many showers for you to detect a reduction in the amount of fleas on your cat.


  • Low priced
  • Pleasant fragrance
  • Multiple sizes


  • Chemical components
  • Not very strong

How to Choose the Best Flea Shampoo for Your Dog

Flea Shampoo for Dogs Ingredients

Chemical Components in Canine Shampoo

There are several chemical components, including permethrin, methoprene, and others. These chemicals may be quite powerful against fleas, and if your pet gets fleas only rarely, they can be an excellent remedy.

However, if your dog spends a great deal of time outside and picks up fleas many times a year, the chemicals may begin to harm your pet, causing, among other things, dry and itchy skin.

The producers of these shampoos also include other chemicals, such as strong perfumes, which can create further difficulties for your cat.

If your dog is on a medicine such as Frontline or one of the many others, a chemical-based shampoo may reduce its efficacy, therefore we recommend selecting one of the alternatives.

Essential Ingredients of Dog Shampoo

Several essential oils, such as lemongrass, can be an excellent alternative to chemical components, and they are an excellent option if your dog periodically acquires fleas.

Shampoos containing these oils frequently leave your pet feeling fresh for days following a wash. However, continuous usage of several essential oils, including lemongrass, might be hazardous to your dog.

Natural Dog Shampoo Ingredients

Natural shampoos typically contain cottonseed or castor oil to help remove fleas and ticks from your dog’s hair, as well as to soften and shine it.

They are safer for your pet’s health than the other solutions we considered, so they are an excellent choice for someone with a dog that picks up fleas whenever it leaves the house.

The disadvantage of these shampoos is that they are typically less successful than others, so you will likely need to give your cat many baths to rid the fleas.

Size of Dog Shampoo Bottle

After selecting a cleaning agent, the following step will generally include determining bottle size.

We recommend purchasing more than you believe you require, particularly if you pick a natural brand or one that contains essential oils, since you will typically need to use more and may need to bathe your pet more than once.

Shampoo Fragrance for Dogs

Almost all shampoos appear to have a scent to assist the dog smell better after being bathed. However, fragrances, especially those containing essential oils or chemicals, might be harmful to your cat.

However, an occasional wash isn’t likely to cause much damage, so it’s only a major problem if your dog consistently has fleas.

Other Measures Against Dog Fleas

  • If your house is contaminated with fleas, there is a considerable risk that they may return to your pet after a wash; thus, it is essential to eliminate them from your home as well.
  • You may limit the flea population in your house by applying baking soda to the carpet and allowing it to remain overnight before vacuuming. As often as required.
  • To protect your pet against fleas, we strongly suggest taking a monthly medicine like Frontline. It forms a barrier around your pet, preventing fleas and ticks from ever becoming an issue. In addition, it protects them from heartworm and other health issues transmitted by mosquitoes.


We recommend selecting the best dog shampoo when selecting your next dog shampoo. Physical Chemistry Natural flea and tick shampoo for dogs is both effective and non-toxic. It is pleasant-smelling and simple to use.

Another intelligent option is our top value pick. Hartz UltraGuard Rid Flea and Tick Oatmeal Dog Shampoo is affordable and comes with a flea brush to help you eliminate fleas in the shower and then inspect the results.

BestForPets (bestforpets.org) would like to thank visitors for visiting our site to learn about and consult on the best flea shampoos for dogs. We hope you have selected the proper flea shampoo for your dog.

Author Image

Dr. Deborah Fletcher

Deborah R. Fletcher, DVM, is a skilled veterinarian with more than 15 years of experience dealing with companion and exotic animals. She has experience caring for a variety of animals, including household cats and dogs, reptiles, birds of prey, and even primates. Dr. Fletcher is a valuable part of the BestForPets team, where she contributes to their aim of providing pets and their owners with the finest possible treatment and services.

Veterinarian (DVM) Dr. Deborah Fletcher


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