10 Best Cat Diarrhea Treatments 2025: According to Reviews | Chewy

The 10 Best Cat Diarrhea Treatments

Jump to the list

How we created this cat diarrhea treatment list

We leveraged input from our veterinarians and artificial intelligence to identify key considerations to help you find the best cat diarrhea treatment.
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 cat diarrhea treatments.

Key cat diarrhea treatment considerations

Ease of Use

Effectiveness

Ingredients

Speed of Relief

1
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe

Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe

Rated 4.6 out of 5 stars
1,561
$23.99Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Ease of Use

4.4/5
Great

Effectiveness

4.5/5
Great

Ingredients

4.4/5
Great

Speed of Relief

4.4/5
Great

Is this cat diarrhea treatment right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Active Per Ml: Kaolin 0.6 G, Pectin 0.025 G, Direct-Fed Microbials 0.2 Billion Cfu (Enterococcus Faecium) Kaolin, Soy Oil, Pectin

Health Feature

Digestive Health
2
Lax-Aire Medication for Digestive Issues for Cats & Dogs, 3-oz bottle
Lax-Aire Medication for Digestive Issues for Cats & Dogs, 3-oz bottle
Lax-Aire Medication for Digestive Issues for Cats & Dogs, 3-oz bottle

Lax-Aire Medication for Digestive Issues for Cats & Dogs, 3-oz bottle

Rated 4.6 out of 5 stars
317
$17.66Chewy Price
($5.89/oz)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Ease of Use

4.5/5
Great

Effectiveness

4.5/5
Great

Ingredients

4.5/5
Great

Speed of Relief

4.4/5
Great

Is this cat diarrhea treatment right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Liquid Petrolatum, Cod Liver Oil, Soybean Oil, Peptonized Iron

Health Feature

Hairball Control, Digestive Health
3
Endosorb Medication for Digestive Issues & Diarrhea for Dogs & Cats, 1.5-g, 500 tablets
Endosorb Medication for Digestive Issues & Diarrhea for Dogs & Cats, 1.5-g, 500 tablets
Endosorb Medication for Digestive Issues & Diarrhea for Dogs & Cats, 1.5-g, 500 tablets
Endosorb Medication for Digestive Issues & Diarrhea for Dogs & Cats, 1.5-g, 500 tablets
Endosorb Medication for Digestive Issues & Diarrhea for Dogs & Cats, 1.5-g, 500 tablets

Endosorb Medication for Digestive Issues & Diarrhea for Dogs & Cats, 1.5-g, 500 tablets

Rated 4.6 out of 5 stars
266
$121.02Chewy Price
($0.25/ea)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Ease of Use

4.6/5
Excellent

Effectiveness

4.6/5
Excellent

Ingredients

4.5/5
Great

Speed of Relief

4.5/5
Great

Is this cat diarrhea treatment right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Activated Attapulgite with Roasted Powdered Carob Pulp, Citrus Pectin, Magnesium Trisilicate, Colloidal Aluminum Silicate (Hydrated) with Artificial Color and Base

Health Feature

Digestive Health
4
HomeoPet Digestive Upsets Medication for Digestive Issues for Cats
HomeoPet Digestive Upsets Medication for Digestive Issues for Cats
HomeoPet Digestive Upsets Medication for Digestive Issues for Cats
HomeoPet Digestive Upsets Medication for Digestive Issues for Cats
HomeoPet Digestive Upsets Medication for Digestive Issues for Cats
HomeoPet Digestive Upsets Medication for Digestive Issues for Cats
HomeoPet Digestive Upsets Medication for Digestive Issues for Cats

HomeoPet Digestive Upsets Medication for Digestive Issues for Cats

Rated 4.4 out of 5 stars
410
$17.99Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Ease of Use

4.3/5
Great

Effectiveness

4.2/5
Great

Ingredients

4.2/5
Great

Speed of Relief

4.2/5
Great

Is this cat diarrhea treatment right for my pet?

Lifestage

All Lifestages, Adult

Top Ingredients

Veratrum Album, Argentum Nitricum, Colocynthis, Pulsatilla, Nigricans

Packaging Type

Bulk

Health Feature

Digestive Health
5
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count

Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count

Rated 4.6 out of 5 stars
923
$73.49Chewy Price
($0.30/ea)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Ease of Use

4.5/5
Great

Effectiveness

4.6/5
Excellent

Ingredients

4.6/5
Excellent

Speed of Relief

4.5/5
Great

Is this cat diarrhea treatment right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Active Per Tablet: Kaolin 1.00 G, Pectin 50 MG Direct-Fed Microbials (Enterococcus Faecium) 0.6 Billion Cfu , Inactive Ingredients: Artificial Beef Flavor, Brewers Yeast, Dicalcium Phosphate

Health Feature

Digestive Health
6
PetAg Pet Pectillin Anti-Diarrheal Medication for Dogs & Cats, 4-fl oz bottle
PetAg Pet Pectillin Anti-Diarrheal Medication for Dogs & Cats, 4-fl oz bottle
PetAg Pet Pectillin Anti-Diarrheal Medication for Dogs & Cats, 4-fl oz bottle
PetAg Pet Pectillin Anti-Diarrheal Medication for Dogs & Cats, 4-fl oz bottle
PetAg Pet Pectillin Anti-Diarrheal Medication for Dogs & Cats, 4-fl oz bottle
PetAg Pet Pectillin Anti-Diarrheal Medication for Dogs & Cats, 4-fl oz bottle

PetAg Pet Pectillin Anti-Diarrheal Medication for Dogs & Cats, 4-fl oz bottle

Rated 4.2 out of 5 stars
369
$6.82Chewy Price
($1.71/fl oz)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Ease of Use

4.3/5
Great

Effectiveness

4.2/5
Great

Ingredients

4.2/5
Great

Speed of Relief

4.0/5
Great

Is this cat diarrhea treatment right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Active Ingredients per Teaspoon: Kaolin 8.0%, Inactive Ingredients: Calcium Amino Acid Chelate, Glycerin, Lactic Acid, Magnesium Amino Acid Chelate

Health Feature

Digestive Health
7
VetriScience Fast Balance G.I. Paste Medication for Digestive Issues for Cats & Dogs, 35-cc
VetriScience Fast Balance G.I. Paste Medication for Digestive Issues for Cats & Dogs, 35-cc
VetriScience Fast Balance G.I. Paste Medication for Digestive Issues for Cats & Dogs, 35-cc
VetriScience Fast Balance G.I. Paste Medication for Digestive Issues for Cats & Dogs, 35-cc
VetriScience Fast Balance G.I. Paste Medication for Digestive Issues for Cats & Dogs, 35-cc
VetriScience Fast Balance G.I. Paste Medication for Digestive Issues for Cats & Dogs, 35-cc
VetriScience Fast Balance G.I. Paste Medication for Digestive Issues for Cats & Dogs, 35-cc

VetriScience Fast Balance G.I. Paste Medication for Digestive Issues for Cats & Dogs, 35-cc

Rated 4.3 out of 5 stars
156
$25.00Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Ease of Use

4.3/5
Great

Effectiveness

4.2/5
Great

Ingredients

4.3/5
Great

Speed of Relief

4.2/5
Great

Is this cat diarrhea treatment right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Active Ingredients: (Per 10 Cc Serving) Pantothenic Acid 10.5 mg, Pyridoxine HCl (Vitamin B6) 2.5 mg, Riboflavin (Vitamin B2) 1.0 mg, Mixed Lactic Acid Bacteria 1.3 X 10^7 Cfu Saccharomyces Cerevisiae 3.4 X 10^6 Cfu Bacillus Subtilis 3.8 X 10^5 Cfu Aspergillus Oryzae 1.3 X 10^5 Cfu., Inactive Ingredients: Carrageenan

Special Diet

Human-Grade
8
Pet MD Stool-Fix Powdered Clay Anti Diarrhea Treatment for Upset Stomach Relief, Promotes Normal Stool for Dogs & Cats, 100g
Pet MD Stool-Fix Powdered Clay Anti Diarrhea Treatment for Upset Stomach Relief, Promotes Normal Stool for Dogs & Cats, 100g
Pet MD Stool-Fix Powdered Clay Anti Diarrhea Treatment for Upset Stomach Relief, Promotes Normal Stool for Dogs & Cats, 100g
Pet MD Stool-Fix Powdered Clay Anti Diarrhea Treatment for Upset Stomach Relief, Promotes Normal Stool for Dogs & Cats, 100g
Pet MD Stool-Fix Powdered Clay Anti Diarrhea Treatment for Upset Stomach Relief, Promotes Normal Stool for Dogs & Cats, 100g
Pet MD Stool-Fix Powdered Clay Anti Diarrhea Treatment for Upset Stomach Relief, Promotes Normal Stool for Dogs & Cats, 100g

Pet MD Stool-Fix Powdered Clay Anti Diarrhea Treatment for Upset Stomach Relief, Promotes Normal Stool for Dogs & Cats, 100g

Rated 4 out of 5 stars
256
$18.99Chewy Price
($0.19/g)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Ease of Use

3.8/5
Good

Effectiveness

3.7/5
Good

Ingredients

3.7/5
Good

Speed of Relief

3.9/5
Good

Is this cat diarrhea treatment right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredient

Active Ingredients Per 1 Scoop: Hydrated Calcium Aluminosilicate Clay: 500 mg

Health Feature

Digestive Health
9
Prana Pets Intestinal Defense Herbal Dewormer Liquid Supplement for Cats & Dogs, 2-fl oz bottle
Prana Pets Intestinal Defense Herbal Dewormer Liquid Supplement for Cats & Dogs, 2-fl oz bottle
Prana Pets Intestinal Defense Herbal Dewormer Liquid Supplement for Cats & Dogs, 2-fl oz bottle
Prana Pets Intestinal Defense Herbal Dewormer Liquid Supplement for Cats & Dogs, 2-fl oz bottle
Prana Pets Intestinal Defense Herbal Dewormer Liquid Supplement for Cats & Dogs, 2-fl oz bottle
Prana Pets Intestinal Defense Herbal Dewormer Liquid Supplement for Cats & Dogs, 2-fl oz bottle
Prana Pets Intestinal Defense Herbal Dewormer Liquid Supplement for Cats & Dogs, 2-fl oz bottle

Prana Pets Intestinal Defense Herbal Dewormer Liquid Supplement for Cats & Dogs, 2-fl oz bottle

Rated 4.1 out of 5 stars
54
$37.95Chewy Price
($18.98/fl oz)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Ease of Use

4.2/5
Great

Effectiveness

4.4/5
Great

Ingredients

4.5/5
Great

Speed of Relief

4.3/5
Great

Is this cat diarrhea treatment right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Active Ingredients per drop (0.05 mL): Proprietary blend of Pumpkin (seed), Wormwood (herb), Anise (fruit/seed), Cloves, Black walnut (hull)

Special Diet

Natural
10
Van Beek Natural Science Diagel Medication for Digestive Issues for Cats, 1-ml

Van Beek Natural Science Diagel Medication for Digestive Issues for Cats, 1-ml

Rated 4.6 out of 5 stars
46
$24.64Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Ease of Use

4.2/5
Great

Effectiveness

4.4/5
Great

Ingredients

4.3/5
Great

Speed of Relief

4.5/5
Great

Is this cat diarrhea treatment right for my pet?

Lifestage

Kitten

Top Ingredients

Active Ingredients: Chamazulene., Inactive Ingredients: Carob, Cranberry Powder, Microencapsulated Bead Agents, Miglyol

Health Feature

Digestive Health