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10 Best Flea Shampoos 2026 in the United States
#1
Winner
Bio-Groom Flea & Tick Protein-Lanolin Enriched Shampoo - Flea and Tick Prevention for Dogs, Cat Flea Treatment, Cruelty-Free, Made in USA, Natural Tick Repellent - 1 Gallon
The Bio-Groom Flea & Tick Protein-Lanolin Enriched Shampoo is a solid choice for dog and cat owners looking for a natural, effective flea and tick treatment. It contains Pyrethrin (0.045%) as the active ingredient, which is a well-known natural insecticide, plus lanolin to help hydrate and protect your pet's coat. Suitable for all life stages, including puppies and kittens over 12 weeks, this shampoo is gentle enough for regular use and safe for pets with sensitive skin. The fresh coconut scent is mild and pleasant, avoiding strong chemical odors. One of its strengths is its large 1-gallon size, making it economical for households with multiple pets or frequent use. It also boasts a quick rinse formula and offers protection against fleas, ticks, lice, and ear mites, providing comprehensive pest control.
Rating
10.0
Chosen by1,451
Active Ingredients
Skin Sensitivity
Fragrance
Most important from
609 reviews
#2
ADAMS Plus Flea & Tick Shampoo with Precor IGR for Cats, Kittens, Dogs & Puppies Over 12 Weeks of Age, Sensitive Skin Flea Treatment, Kills Adult Fleas, Flea Eggs, Ticks, and Lice, 24 Ounces
Adams Plus Flea & Tick Shampoo with Precor is a versatile flea treatment suitable for both cats and dogs over 12 weeks old. One of its main strengths is its effectiveness in killing not only adult fleas but also flea eggs, ticks, and lice, which helps prevent reinfestation. The inclusion of Precor, an Insect Growth Regulator, ensures that flea eggs are managed for up to 28 days, offering long-lasting protection.
Rating
9.7
Active Ingredients
Fragrance
Additional Benefits
Most important from
31758 reviews
#3
TropiClean Citrus Flea & Tick Shampoo for Dogs, Soothing Bite Relief, Fresh Citrus Scent, Made in the USA, 20oz.
The TropiClean Citrus Flea & Tick Shampoo for Dogs stands out with its naturally derived formula, making it a safe option for pets. It is soap-free, dye-free, and paraben-free, which is beneficial for dogs with sensitive skin. The shampoo contains neem oil, known for providing soothing relief from itching and bites, which is an important aspect for a flea shampoo.
Rating
9.7
Active Ingredients
Skin Sensitivity
Fragrance
Most important from
35752 reviews
Top 10 Best Flea Shampoos 2026 in the United States
#1
Winner
Bio-Groom Flea & Tick Protein-Lanolin Enriched Shampoo - Flea and Tick Prevention for Dogs, Cat Flea Treatment, Cruelty-Free, Made in USA, Natural Tick Repellent - 1 Gallon
Bio-Groom Flea & Tick Protein-Lanolin Enriched Shampoo - Flea and Tick Prevention for Dogs, Cat Flea Treatment, Cruelty-Free, Made in USA, Natural Tick Repellent - 1 Gallon
Active Ingredients: Pyrethrin .045%, Lanolin
Pet Type: Dog, dogs, house-cats
Age Suitability: All Life Stages
Skin Sensitivity: Safe for sensitive skin pets
Fragrance: Coconut, Fresh
Additional Benefits: Quick rinse; protects fleas, ticks
Chosen by 1451 this week
ADAMS Plus Flea & Tick Shampoo with Precor IGR for Cats, Kittens, Dogs & Puppies Over 12 Weeks of Age, Sensitive Skin Flea Treatment, Kills Adult Fleas, Flea Eggs, Ticks, and Lice, 24 Ounces
ADAMS Plus Flea & Tick Shampoo with Precor IGR for Cats, Kittens, Dogs & Puppies Over 12 Weeks of Age, Sensitive Skin Flea Treatment, Kills Adult Fleas, Flea Eggs, Ticks, and Lice, 24 Ounces
Active Ingredients: coconut extract
Pet Type: cats, dogs
Age Suitability: Over 12 weeks
Skin Sensitivity: Sensitive
Fragrance: Light Fresh
Additional Benefits: Kills fleas, ticks, lice; conditions coat
TropiClean Citrus Flea & Tick Shampoo for Dogs, Soothing Bite Relief, Fresh Citrus Scent, Made in the USA, 20oz.
TropiClean Citrus Flea & Tick Shampoo for Dogs, Soothing Bite Relief, Fresh Citrus Scent, Made in the USA, 20oz.
Active Ingredients: Neem oil
Pet Type: Dog
Age Suitability: All Life Stages
Skin Sensitivity: Sensitive skin
Fragrance: Citrus
Additional Benefits: Degreasing, Moisturizing, Revitalizing, Soothing
Adams Plus Flea & Tick Shampoo with Precor for Cats, Kittens, Dogs & Puppies Over 12 Weeks Of Age Sensitive Skin Flea Treatment | Kills Adult Fleas, Flea Eggs, Ticks, and Lice| 12 Ounces
Adams Plus Flea & Tick Shampoo with Precor for Cats, Kittens, Dogs & Puppies Over 12 Weeks Of Age Sensitive Skin Flea Treatment | Kills Adult Fleas, Flea Eggs, Ticks, and Lice| 12 Ounces
Active Ingredients: Precor, aloe vera, lanolin, coconut extract, oatmeal
Pet Type: cats, kittens, dogs, puppies
Age Suitability: over 12 weeks
Skin Sensitivity: sensitive skin
Fragrance: light fragrance
Additional Benefits: kills fleas, ticks, lice; prevents reinfestation
Veterinary Formula Flea and Tick Shampoo for Dogs and Cats, 16 oz
Veterinary Formula Flea and Tick Shampoo for Dogs and Cats, 16 oz
Active Ingredients: pyrethrins 0.150%, piperonyl butoxide 0.300%
Pet Type: dogs and cats
Age Suitability: 12 weeks and older
Skin Sensitivity: gentle on pet’s skin
Fragrance: Unscented
Additional Benefits: soap- and paraben-free, pH balanced
Related Products
Up to 7% off
Wondercide - Flea & Tick Shampoo for Dogs and Cats - Flea and Tick Killer Treatment with Natural Essential Oils - for Pets Over 4 Months - Powered by Plants - 12 Fl oz
Wondercide - Flea & Tick Shampoo for Dogs and Cats - Flea and Tick Killer Treatment with Natural Essential Oils - for Pets Over 4 Months - Powered by Plants - 12 Fl oz
Active Ingredients: Cedarwood Oil
Pet Type: Dog, Cat
Age Suitability: Over 4 months
Skin Sensitivity: Sensitive skin
Fragrance: Peppermint
Additional Benefits: Soothes itchy skin, cruelty-free
TropiClean Max Strength Flea and Tick Shampoo Treatment for Dogs, Powerful & Natural Defense, Prevention for Large & Small Dogs, Made in USA, 20oz
TropiClean Max Strength Flea and Tick Shampoo Treatment for Dogs, Powerful & Natural Defense, Prevention for Large & Small Dogs, Made in USA, 20oz
Active Ingredients: Sesamum Indicum, Lemongrass oil, Clove
Pet Type: Dog
Age Suitability: All Life Stages
Skin Sensitivity: Safe for sensitive skin
Fragrance: Clove & Lemongrass
Additional Benefits: Gluten-free, pest-repelling properties
#10
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Buying Guide for the Best Flea Shampoos
Choosing the right flea shampoo for your pet is crucial to ensure their comfort and health. Flea shampoos are designed to eliminate fleas and other parasites from your pet's fur and skin. When selecting a flea shampoo, it's important to consider several key specifications to ensure you pick the best one for your pet's needs. Understanding these specifications will help you make an informed decision and keep your pet happy and healthy.Active IngredientsActive ingredients in flea shampoos are the chemicals that kill fleas and other parasites. Common active ingredients include pyrethrins, permethrin, and natural oils like neem or eucalyptus. It's important because the effectiveness of the shampoo depends on these ingredients. If your pet has sensitive skin or allergies, you might want to opt for a shampoo with natural ingredients. For severe infestations, stronger chemicals might be necessary. Always check with your vet if you're unsure which active ingredient is best for your pet.
Pet TypeFlea shampoos are often formulated specifically for dogs or cats, and using the wrong type can be harmful. This specification is crucial because some ingredients safe for dogs can be toxic to cats. Always ensure the shampoo is labeled for the type of pet you have. If you have both dogs and cats, look for a product that is safe for both, but always double-check the label and consult your vet if needed.
Age SuitabilityAge suitability refers to whether the flea shampoo is safe for use on puppies, kittens, adult pets, or senior pets. This is important because young and old pets have more sensitive skin and immune systems. Shampoos for puppies and kittens are usually milder and free from harsh chemicals. For adult pets, you can use standard flea shampoos, while senior pets might need a gentler formula. Always check the age recommendation on the product label.
Skin SensitivitySkin sensitivity is a measure of how gentle the shampoo is on your pet's skin. Pets with sensitive skin or allergies need a hypoallergenic or gentle formula to avoid irritation. This is important to prevent further skin issues. Look for shampoos labeled as hypoallergenic or formulated for sensitive skin. If your pet has a history of skin problems, consult your vet for recommendations.
FragranceFragrance in flea shampoos can make your pet smell pleasant after a bath, but it's important to choose a scent that won't irritate your pet's skin or nose. Some pets are sensitive to strong fragrances, which can cause discomfort or allergic reactions. If your pet is sensitive to smells, opt for a fragrance-free or lightly scented shampoo. Always observe your pet's reaction to a new shampoo and discontinue use if any irritation occurs.
Additional BenefitsSome flea shampoos offer additional benefits such as moisturizing, conditioning, or detangling properties. These can be important if your pet has dry skin, a long coat, or tends to get tangles. Moisturizing shampoos help keep the skin hydrated, while conditioning shampoos can make the fur softer and easier to manage. Consider your pet's specific needs when choosing a shampoo with additional benefits.