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Explore natural probiotics for dogs. Veterinarian formulated blends that help support gut health, digestion, and immunity. Clean, pure, and gut friendly.

The Best Natural Probiotics for Dogs - Four Leaf Rover

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Four Leaf Rover Oral Probiotics dog dental powder product image

Oral Probiotics supports periodontal health and promotes fresher breath naturally

Our Oral Probiotics are packed by weight, not jar size

Oral probiotics jar with product facts label on a white background, NASC Certified

Four Leaf Rover uses post consumer recycled PET jars and has funded recovery of 98,969 lbs of plastic product image

Oral Probiotics

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Protect your dog’s gut with nature’s best! This expertly blended mix of soil-based probiotics and herbs helps cleanse heavy metals, pesticides, and other toxins for a healthier pup. Ideal for dogs living in the city or eating processed foods that need daily gut support.

Protect your dog’s gut with nature’s best! This expertly blended mix of soil-based probiotics and herbs helps cleanse heavy metals, pesticides, and other toxins for a healthier pup.
Ideal for dogs living in the city or eating processed foods that need daily gut support.

Jar of Protect soil-based probiotics, 3.3 ounces

Jar of Protect soil-based probiotics, 6.5 ounces

Includes soil-based probiotics for naturally balanced gut flora, supports the body from pesticide and toxin exposure product image

Comparison chart between 'PROTECT' and 'THE REST' product image

Our Protect is packed by weight, not jar size product image

Directions for use 31-60lbs, 3/4tsp per day product image

Saccharomyces Boulardii, Bentonite Clay, Chlorella, Humic & Fulvic Acid, Blueberry, Probiotics, and Dandelion & Burdock Root product image

Protect jar with product facts label on a white background, NASC Certified product image

Veterinarian formulated by Dr Patricia Jordan DVM product image

Protect

Protect 92.1g

Protect 184.2g

Gut Guard is designed to support the protective gut lining and mucous membrane, this supplement helps maintain a normal inflammatory response to everyday toxins. Ideal for dogs suffering from leaky gut.

Gut Guard is designed to support the protective gut lining and mucous membrane, this supplement helps maintain a normal inflammatory response to everyday toxins.
Ideal for dogs suffering from leaky gut.

Jar of Gut Guard, which supports a healthy gut lining, 3.7 ounces

Supports the protective layers of the gut, veterinarian formulated

Comparison chart between 'Gut Guard' and 'The Rest' 

Our Gut Guard is packed by weight, not jar size

Including L-Glutamine, Licorice Root, Organic Marshmallow Root, Organic Aloe Vera, Slippery Elm, and Organic Dandelion Root

Collagen jar with product facts label on a white background, NASC Certified

Gut Guard

Organ Care is a carefully crafted enzyme supplement that supports proper digestion and healthy organ function, especially for senior dogs or those on processed diets. Let Organ Care help tackle digestive challenges and keep your pup thriving! Ideal for dogs with pancreas issues, or eating processed foods.

Organ Care is a carefully crafted enzyme supplement that supports proper digestion and healthy organ function, especially for senior dogs or those on processed diets. Let Organ Care help tackle digestive challenges and keep your pup thriving!
Ideal for dogs with pancreas issues, or eating processed foods.

Jar of Organ Care powder, a probiotic and enzyme blend, 1.6 ounces

Organ Care provides natural enzymes for proper digestion, veterinarian formulated

Comparison chart between 'Organ Care' and 'The Rest' 

Veterinarian formulated by Dr Patricia Jordan DVM

Our Organ Care powder is packed by weight, not jar size

Including New Zealand Bovine Liver, Organic Alfalfa Juice, Bentanine Hydrochloride, Organic Broccoli Sprouts, and Bromelain

Organ Care jar with product facts label on a white background, NASC Certified

Organ Care (Digest)

Fight yeast the natural way with Yeast Guard! Designed to balance the microbiome, it supports healthy skin, a shiny coat, and a fresh-smelling pup. Ideal for dogs with yeasty ears, frito-smelling feed, and yeast issues.

Fight yeast the natural way with Yeast Guard! Designed to balance the microbiome, it supports healthy skin, a shiny coat, and a fresh-smelling pup.
Ideal for dogs with yeasty ears, frito-smelling feed, and yeast issues.

Jar of Yeast Guard, which supports normal gut flora, 1.25 ounces

Supports normal detoxification of yeast, helps maintain proper gut flora

Comparison chart between 'Yeast Guard' and 'The Rest' 

Our Yeast Guard powder is packed by weight, not jar size

Organic ingredients including Pau D-Arco, Fennel, Goldenseal, Olive Leaf, Oregano, and Ginger Root

Yeast Guard jar with product facts label on a white background, NASC Certified

Yeast Guard

Take control of yeast overgrowth with Yeast Guard Plus! This vet-formulated bundle fights yeast at every level—breaking down biofilm, creating an inhospitable gut environment, and supporting a healthy gut lining. Save 20% and help your dog feel their best! Ideal for dogs with yeasty ears, frito smelling feed, and that have yeast and digestive issues.

Take control of yeast overgrowth with Yeast Guard Plus! This vet-formulated bundle fights yeast at every level—breaking down biofilm, creating an inhospitable gut environment, and supporting a healthy gut lining. Save 20% and help your dog feel their best!
Ideal for dogs with yeasty ears, frito smelling feed, and that have yeast and digestive issues.

Yeast Guard Plus kit, which includes Organ Care powder, Gut Guard powder, and Yeast Guard powder

Main active ingredients per 3.35 g: 1500 mg of L-Glutamine and 500 mg of N-Acetyl Glucosamine

Main active ingredients per 1/2 tsp: 500mg of New Zealand Beef Liver and 300mg of New Zealand Beef Pancreas

Active ingredients per 1/2 tsp: 1 g Proprietary Herb Blend, 310 mg C8/C10 MCT Powder, 62 mg Caprylic Acid, 41 mg Capric Acid

Yeast Guard Plus is formulated by Dr. Patricia Jordan DVM

Certified plastic negative product, we remove 2x as much plastic waste from nature as our packaging uses product image

Probiotics For Dogs

Oral Probiotics

Protect

Need Some Help

Bloody Stool

Gut Guard

Gut Guard

Organ Care (Digest)

Yeast Guard

Yeast Guard Plus

Bifido For Fido

Saccharomyces boulardii

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