10 Best Probiotics For Dogs 2025 in the United States

The Purina Pro Plan Veterinary Supplements FortiFlora Dog Probiotic Supplement is a popular choice among veterinarians for managing digestive issues in dogs. With a probiotic strain of Enterococcus Faecium, it has a CFU count of 8 CFU/g, which supports intestinal health and balance. This product is suitable for all life stages and breeds, making it a versatile option for dog owners.

The supplement is in powder form, flavored with liver, which is often well-received by dogs, making it easy to administer. It also includes additional ingredients like vitamins C and E, zinc, and beta-carotene, which contribute to health and immune support.

However, the lack of multiple probiotic strains may limit its effectiveness for some dogs needing a broader spectrum of gut flora support. Additionally, the packaging is convenient but might result in more waste compared to bulk options. It's a solid choice for dog owners looking for a probiotic supplement, especially those dealing with digestive health issues.

PetLab Co. Probiotics for Dogs offers a comprehensive approach to canine digestive health, with a focus on gut health, occasional diarrhea, digestive health, and seasonal allergies. The product features an advanced salmon flavor and includes eight strains of beneficial bacteria, which is a good level of strain diversity to support the immune system and manage seasonal allergies.

The addition of prebiotics like Inulin and Pumpkin further enhances digestive health and helps counter occasional diarrhea and constipation, making it a well-rounded formulation. The soft chew form is convenient and likely to be more palatable for dogs compared to pills or powders. It is beneficial that the product is manufactured in the USA and NASC certified, indicating a commitment to quality and safety.

PetLab Co. claims that 84% of subscribers have seen benefits within 90 days, which suggests positive long-term results for regular use. This product is suitable for dogs of all ages and breeds, making it versatile. Its strain diversity and additional beneficial ingredients make it a strong contender in the probiotics market for dogs.

Zesty Paws Dog Allergy Relief Chews are designed to offer relief for dogs experiencing itchy skin and ears. The product contains a diverse blend of six probiotic strains including Lactobacillus acidophilus, which is beneficial for maintaining gut health. The formulation is in the form of soft chews, making it easy for dogs to consume.

Additionally, the chews include premium ingredients like Colostrum and Astragalus Root, which support immune function and healthy responses to allergens. EpiCor Pets, a whole food yeast fermentate, is another noteworthy addition that helps strengthen the immune system. The inclusion of Omega-3 fatty acids EPA and DHA further supports skin health and reduces itchiness.

One key strength is the product's multi-functional approach, combining probiotics with ingredients that address both gut health and skin allergies. This product appears suitable for all breeds as indicated by the manufacturer. In summary, Zesty Paws Dog Allergy Relief Chews offer a convenient and comprehensive solution for dogs with digestive and skin health issues.