10 Best Urinary & Kidney Supplements for Cats 2026: According to Reviews | Chewy

The 10 Best Urinary & Kidney Supplements for Cats

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How we created this urinary & kidney supplement list

We leveraged input from our veterinarians and artificial intelligence to identify key considerations to help you find the best urinary & kidney supplements for cat.
We scanned thousands of customer reviews and ratings and scored each product based on its performance against each of the key considerations. We then considered how popular a product is with Chewy customers and combined that with its key consideration scores to create the list of the best urinary & kidney supplements for cats.

Key urinary & kidney supplement considerations

Active Ingredients

Customer Reviews

Dosage and Concentration

Formulation

1
Vetoquinol Epakitin Powder Urinary Supplement for Cats & Dogs, 60g
Vetoquinol Epakitin Powder Urinary Supplement for Cats & Dogs, 60g
Vetoquinol Epakitin Powder Urinary Supplement for Cats & Dogs, 60g
Vetoquinol Epakitin Powder Urinary Supplement for Cats & Dogs, 60g
Vetoquinol Epakitin Powder Urinary Supplement for Cats & Dogs, 60g
Vetoquinol Epakitin Powder Urinary Supplement for Cats & Dogs, 60g
Vetoquinol Epakitin Powder Urinary Supplement for Cats & Dogs, 60g
Vetoquinol Epakitin Powder Urinary Supplement for Cats & Dogs, 60g

Vetoquinol Epakitin Powder Urinary Supplement for Cats & Dogs, 60g

Rated 4.6 out of 5 stars
938
$35.49Chewy Price
($0.60/g)
Promo, Save 40% on your first Autoship

Our ratings

Active Ingredients

4.3/5
Great

Customer Reviews

4.2/5
Great

Dosage and Concentration

4.3/5
Great

Formulation

4.4/5
Great

Is this urinary & kidney supplement right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Lactose, Calcium Carbonate, Chitosan, Hydrolyzed Soy Protein

Food Flavor

Unflavored
2
AminAvast Kidney Support Cats & Small Dogs Supplement, 60 count
AminAvast Kidney Support Cats & Small Dogs Supplement, 60 count
AminAvast Kidney Support Cats & Small Dogs Supplement, 60 count
AminAvast Kidney Support Cats & Small Dogs Supplement, 60 count

AminAvast Kidney Support Cats & Small Dogs Supplement, 60 count

Rated 4.5 out of 5 stars
427
$37.00Chewy Price
($0.62/ea)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Active Ingredients

4.5/5
Great

Customer Reviews

4.3/5
Great

Dosage and Concentration

4.3/5
Great

Formulation

4.4/5
Great

Is this urinary & kidney supplement right for my pet?

Lifestage

All Lifestages, Adult

Top Ingredients

Active Ingredients: AB070597* (Glycine, L-Aspartic acid, L-Glutamic acid, L-Glutamine, L-Carnosine

Food Flavor

Unflavored

Packaging Type

Bottle
3
Rocco & Roxie Supply Co. Chicken Flavored Urinary Support Chew Supplement for Cats, 3.7-oz bag
Rocco & Roxie Supply Co. Chicken Flavored Urinary Support Chew Supplement for Cats, 3.7-oz bag
Rocco & Roxie Supply Co. Chicken Flavored Urinary Support Chew Supplement for Cats, 3.7-oz bag
Rocco & Roxie Supply Co. Chicken Flavored Urinary Support Chew Supplement for Cats, 3.7-oz bag
Rocco & Roxie Supply Co. Chicken Flavored Urinary Support Chew Supplement for Cats, 3.7-oz bag
Rocco & Roxie Supply Co. Chicken Flavored Urinary Support Chew Supplement for Cats, 3.7-oz bag
Rocco & Roxie Supply Co. Chicken Flavored Urinary Support Chew Supplement for Cats, 3.7-oz bag
Rocco & Roxie Supply Co. Chicken Flavored Urinary Support Chew Supplement for Cats, 3.7-oz bag

Rocco & Roxie Supply Co. Chicken Flavored Urinary Support Chew Supplement for Cats, 3.7-oz bag

Rated 4.5 out of 5 stars
269
$12.97Chewy Price
($3.51/oz)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Active Ingredients

4.3/5
Great

Customer Reviews

4.5/5
Great

Dosage and Concentration

4.4/5
Great

Formulation

4.3/5
Great

Is this urinary & kidney supplement right for my pet?

Lifestage

All Lifestages, Adult

Top Ingredients

Inactive Ingredients: Barley Flour, Brewers Dried Yeast, Chicken Fat, Chicken Meal, Citric Acid

Food Flavor

Chicken

Packaging Type

Bag
4
CatWater pH Balanced Urinary Support Cat Water, 135.2-fl oz, 2 count
CatWater pH Balanced Urinary Support Cat Water, 135.2-fl oz, 2 count
CatWater pH Balanced Urinary Support Cat Water, 135.2-fl oz, 2 count
CatWater pH Balanced Urinary Support Cat Water, 135.2-fl oz, 2 count
CatWater pH Balanced Urinary Support Cat Water, 135.2-fl oz, 2 count

CatWater pH Balanced Urinary Support Cat Water, 135.2-fl oz, 2 count

Rated 4.5 out of 5 stars
510
$27.49Chewy Price
($0.11/oz)
Promo, Save 50% on your first Autoship

Our ratings

Active Ingredients

4.1/5
Great

Customer Reviews

4.1/5
Great

Dosage and Concentration

4.2/5
Great

Formulation

4.1/5
Great

Is this urinary & kidney supplement right for my pet?

Lifestage

All Lifestages, Adult

Top Ingredients

Purified Spring Water, Reduced Mineral Concentration, No Chlorine, No Toxins

Special Diet

Natural

Food Flavor

Unflavored
5
Animal Essentials Tinkle Tonic Herbal Dog & Cat Supplement, 2-fl oz bottle
Animal Essentials Tinkle Tonic Herbal Dog & Cat Supplement, 2-fl oz bottle
Animal Essentials Tinkle Tonic Herbal Dog & Cat Supplement, 2-fl oz bottle

Animal Essentials Tinkle Tonic Herbal Dog & Cat Supplement, 2-fl oz bottle

Rated 4.5 out of 5 stars
311
$24.99Chewy Price
($12.50/fl oz)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Active Ingredients

4.7/5
Excellent

Customer Reviews

4.5/5
Great

Dosage and Concentration

4.7/5
Excellent

Formulation

4.6/5
Excellent

Is this urinary & kidney supplement right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Active Ingredients: A Proprietary Blend Containing Extracts of Organic Couchgrass Root 1:4, Organic Dandelion Root and Leaf 1:4, Organic Echinacea Root and Herb 1:4, Horsetail Herb 1:4, Organic Marshmallow Root 1:4

Special Diet

Plant Based
6
Diggin' Your Dog Firm Up! Pumpkin Plus Cranberry Super Dog & Cat Supplement, 4-oz bag
Diggin' Your Dog Firm Up! Pumpkin Plus Cranberry Super Dog & Cat Supplement, 4-oz bag
Diggin' Your Dog Firm Up! Pumpkin Plus Cranberry Super Dog & Cat Supplement, 4-oz bag
Diggin' Your Dog Firm Up! Pumpkin Plus Cranberry Super Dog & Cat Supplement, 4-oz bag
Diggin' Your Dog Firm Up! Pumpkin Plus Cranberry Super Dog & Cat Supplement, 4-oz bag
Diggin' Your Dog Firm Up! Pumpkin Plus Cranberry Super Dog & Cat Supplement, 4-oz bag
Diggin' Your Dog Firm Up! Pumpkin Plus Cranberry Super Dog & Cat Supplement, 4-oz bag
Diggin' Your Dog Firm Up! Pumpkin Plus Cranberry Super Dog & Cat Supplement, 4-oz bag

Diggin' Your Dog Firm Up! Pumpkin Plus Cranberry Super Dog & Cat Supplement, 4-oz bag

Rated 4.5 out of 5 stars
271
$14.99Chewy Price
($3.75/oz)
Promo, Buy select food, Get 20% off select supplements

Our ratings

Active Ingredients

4.6/5
Excellent

Customer Reviews

4.4/5
Great

Dosage and Concentration

4.5/5
Great

Formulation

4.6/5
Excellent

Is this urinary & kidney supplement right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Pumpkin, apple fiber, cranberry

Special Diet

Limited Ingredient Diet, Natural
7
K-Plus Potassium Citrate Plus Supports Bladder Health Cranberry Granules for Dogs & Cats, 300g
K-Plus Potassium Citrate Plus Supports Bladder Health Cranberry Granules for Dogs & Cats, 300g
K-Plus Potassium Citrate Plus Supports Bladder Health Cranberry Granules for Dogs & Cats, 300g
K-Plus Potassium Citrate Plus Supports Bladder Health Cranberry Granules for Dogs & Cats, 300g
K-Plus Potassium Citrate Plus Supports Bladder Health Cranberry Granules for Dogs & Cats, 300g
K-Plus Potassium Citrate Plus Supports Bladder Health Cranberry Granules for Dogs & Cats, 300g
K-Plus Potassium Citrate Plus Supports Bladder Health Cranberry Granules for Dogs & Cats, 300g
K-Plus Potassium Citrate Plus Supports Bladder Health Cranberry Granules for Dogs & Cats, 300g
K-Plus Potassium Citrate Plus Supports Bladder Health Cranberry Granules for Dogs & Cats, 300g

K-Plus Potassium Citrate Plus Supports Bladder Health Cranberry Granules for Dogs & Cats, 300g

Rated 4.5 out of 5 stars
221
$23.75Chewy Price
($0.08/g)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Active Ingredients

4.6/5
Excellent

Customer Reviews

4.4/5
Great

Dosage and Concentration

4.4/5
Great

Formulation

4.4/5
Great

Is this urinary & kidney supplement right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Active Ingredients: Potassium Citrate (Micro-Encapsulated), Cranberry Extract, Essential Fatty Acids

Food Flavor

Unflavored
8
Virbac Nephrodyl Synbiotic Capsules for Kidney Support for Dogs & Cats, 60 count
Virbac Nephrodyl Synbiotic Capsules for Kidney Support for Dogs & Cats, 60 count
Virbac Nephrodyl Synbiotic Capsules for Kidney Support for Dogs & Cats, 60 count
Virbac Nephrodyl Synbiotic Capsules for Kidney Support for Dogs & Cats, 60 count
Virbac Nephrodyl Synbiotic Capsules for Kidney Support for Dogs & Cats, 60 count
Virbac Nephrodyl Synbiotic Capsules for Kidney Support for Dogs & Cats, 60 count
Virbac Nephrodyl Synbiotic Capsules for Kidney Support for Dogs & Cats, 60 count
Virbac Nephrodyl Synbiotic Capsules for Kidney Support for Dogs & Cats, 60 count

Virbac Nephrodyl Synbiotic Capsules for Kidney Support for Dogs & Cats, 60 count

Rated 4.6 out of 5 stars
118
$66.69Chewy Price
($1.12/ea)
Promo, Save 40% on your first Autoship

Our ratings

Active Ingredients

4.2/5
Great

Customer Reviews

4.4/5
Great

Dosage and Concentration

4.3/5
Great

Formulation

4.3/5
Great

Is this urinary & kidney supplement right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

**Inactive Ingredients:** Magnesium Stearate, Vegetable Capsule (Gellan Gum, Hypromellose)

Packaging Type

Tub
9
Vetoquinol Renal K+ Gel Kidney Supplement for Cats & Dogs, 5-oz tube
Vetoquinol Renal K+ Gel Kidney Supplement for Cats & Dogs, 5-oz tube
Vetoquinol Renal K+ Gel Kidney Supplement for Cats & Dogs, 5-oz tube
Vetoquinol Renal K+ Gel Kidney Supplement for Cats & Dogs, 5-oz tube
Vetoquinol Renal K+ Gel Kidney Supplement for Cats & Dogs, 5-oz tube

Vetoquinol Renal K+ Gel Kidney Supplement for Cats & Dogs, 5-oz tube

Rated 4.4 out of 5 stars
479
$25.48Chewy Price
($5.10/oz)
Promo, Save 40% on your first Autoship

Our ratings

Active Ingredients

4.3/5
Great

Customer Reviews

4.2/5
Great

Dosage and Concentration

4.4/5
Great

Formulation

4.4/5
Great

Is this urinary & kidney supplement right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Purified Water, Potassium Gluconate, Sodium Carboxymethylcellulose, Potassium Sorbate, Sodium Benzoate

Food Flavor

Unflavored
10
Solid Gold Berry Balance Cranberry Urinary Tract Health Powder Supplement for Dogs & Cats, 3.5-oz jar
Solid Gold Berry Balance Cranberry Urinary Tract Health Powder Supplement for Dogs & Cats, 3.5-oz jar
Solid Gold Berry Balance Cranberry Urinary Tract Health Powder Supplement for Dogs & Cats, 3.5-oz jar

Solid Gold Berry Balance Cranberry Urinary Tract Health Powder Supplement for Dogs & Cats, 3.5-oz jar

Rated 4.4 out of 5 stars
193
$27.89Chewy Price
($7.97/oz)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Active Ingredients

4.5/5
Great

Customer Reviews

4.5/5
Great

Dosage and Concentration

4.6/5
Excellent

Formulation

4.5/5
Great

Is this urinary & kidney supplement right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Cranberry Powder, Blueberry Powder, Beef Liver, Natural Flavoring, Silica Aerogel

Special Diet

Gluten Free