Top 5 Best Flea Shampoos for Dogs in 2020


It is inevitable that dogs leading a full and active life will pick up unwanted parasites. Flea shampoo for dogs offers a convenient way of combating this common problem.

However, this is one product where it really does pay to do your research to find the top flea shampoo for dogs because the active ingredients do vary between brands, which have a bearing on their effectiveness.

In addition, you can use the best dog shampoo for fleas to get rid of parasites on the dog, but for a heavy infestation, there will be eggs and larvae in the soft furnishings which need blitzing with specific environmental control products.

1. Adams Plus Flea and Tick Shampoo

Adams Plus Flea and Tick Shampoo

When looking for the best flea shampoo for dogs with fleas you need to know about Adams Plus.

One reviewer, who works at a rescue shelter, cites using Adams Plus to successfully control fleas on their own eight dogs plus foster dogs.

This ranks as the best flea shampoo for dogs because of it ticks so many boxes.

The shampoo contains Precor, an insect growth inhibitor, which kills immature fleas before they reach the biting stage and keeps on working for 28 days.

The formulation also includes oatmeal, coconut extract, lanolin, and soothing aloe, all of which are moisturizing and leave a soft, glossy coat.

Finally, it’s important if your pet has fleas it’s important to treat all in-contact animals. Adams Plus safe for both dogs and cats, which means you don’t need multiple products in a multi-species household, saving you money and shelf-space.


2. SENTRY Oatmeal Flea and Tick Shampoo for Dogs

SENTRY Oatmeal Flea and Tick Shampoo for Dogs

Please note, unlike Adams Plus, this product is not suitable for use on cats.

With consistently highly rated reviews Sentry Flea and Tick Shampoo has an excellent reputation for killing both of these unpleasant critters and remaining effective for 10 days.

The product is pH balanced to be gentle on the skin and has added oatmeal for coat conditioning whilst Hawaiian ginger provides a pleasing scent. This is why so many reviewers trust Sentry as the best dog shampoo for fleas and dry skin.

Like many flea shampoos, the shampoo needs a minimum of five minutes contact time to be effective, so bear this in mind if you have a large, hairy dog that is liable to shake!

Whilst flea bites are unpleasant, ticks can pose a real and serious threat to your dog’s health. To maintain protection you will need to repeat shampoo every 10 days.

But remember, always be vigilant for ticks on your dog, checking daily, and if you do spot a tick then removal is the best belt and braces policy. (This should be easier when using Sentry as the shampoo will kill the tick which loosens its grip.)


3. Pet Care Shampoo

Honeydew Natural Pet Supplies

As the name suggests, this is a natural dog shampoo for fleas which does not contain any of the harsh chemical and that can aggravate dryness and trigger irritation.

Nature Pet uses the anti-microbial properties of natural ingredients to cleanse the skin and get rid of the bacterial buildup which causes doggy odors, which means a sweet-smelling pet but without costing the earth.

Nature Pet is a good flea shampoo for dogs in its own right because it lacks mineral oils and parabens that irritate the eyes, making it a tear-free formula.

It naturally repels fleas, ticks, and mosquitoes using 100% pure lemongrass and citronella extract, however, the manufacturer does not claim the shampoo kills these parasites.

This means Nature Pet is ideal for the clean pet that is occasionally exposed to parasites, but for more complete control, especially for dogs at high risk of regularly acquiring ticks, look for a product that kills these unwanted visitors.


4. Oster Flea & Tick Shampoo with Oatmeal

Oster Flea & Tick Shampoo

A feature of Oster Oatmeal Naturals is that it is the best dog shampoo for fleas and dry skin. The formulation is free from parabens, alcohol, phthalates, and phosphates which could dry and irritate the skin.

It uses a natural extract of chrysanthemum, from which pyrethrums are derived, to provide its flea and tick killing action.

This product does not claim any lingering effect, but the bonus is that it doesn’t wash off topical flea products prescribed by your vet.

The action of this top flea shampoo for dogs is enhanced by a high level of ingredients to make it extra effective at lifting dirt and leaving your pet smelling violet-fresh for longer than many other leading products.


5. Wahl Dog/Pet Shampoo

Wahl Dog/Pet Shampoo

This is another best flea shampoo for dogs that contains natural ingredients and is competitively priced to boot.

This natural dog shampoo for fleas contains delicious-sounding ingredients such as rosemary, mint, and cedar oil which have properties that repel both fleas and ticks.

This protection is sufficient for clean-living pets, but if you have a working dog that is regularly exposed to long grass containing ticks, be aware this product does not kill parasites and could, therefore, leave your canine companion at risk.

But if you are looking for the best shampoo for fleas on dogs that does not contain chemicals and a repellent action is sufficient, then Wahl’s is a good choice.


Bottom Line

And finally, when choosing the best dog shampoo for fleas weigh up which factors matter to you most. Whether you prefer a natural product or one that is kind to dry skin there are many excellent, user-recommended products to choose from.


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