Dog Supplement
Reviews and Ratings

Science-backed insights and honest reviews to help you choose the best supplements for your dog

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Featured Reviews

Our most popular dog supplement reviews this month! Whether you’re looking to support your dog’s joints, digestion, immune system, or overall wellness, we’ve highlighted top-rated products to help you make informed choices.

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  • Nutramax Dasuquin with MSM

    Nutramax Dasuquon with MSM Product Image

    Ingredient Transparency:

    5 / 5

    Scientific Support:

    4.5 / 5

    Brand Score:

    5 / 5

    overall Rating:

    4.5 / 5

    Read Review

    Product Overview

    Dasuquin with MSM delivers exceptional joint support using a scientifically backed formula featuring ASU. While the premium cost and frustration with packaging durability are valid concerns, the strict quality control and documented efficacy make it a reliable, top-tier choice for maintaining canine mobility and comfort long term.

    Key Benefits

    • Helps inhibit cartilage breakdown with clinically backed ASU.
    • NASC Seal verifies quality standards and label accuracy.
    • MSM supports comfort and a normal inflammatory response.
    • Promotes long-term mobility for active dogs.

    Pros

    • Formula utilizes the clinically supported, unique ASU ingredient.
    • Strict manufacturing quality control ensures total product consistency.
    • Trusted and widely recommended by veterinary professionals.

    Cons

    • Significantly higher price point than generic competitors.
    • Requires weeks of consistent use for results.
    • Resealable bag zipper frequently fails to close.

    Bottom line

    This supplement sets the gold standard for joint health with its research-backed ingredients and rigorous testing. Despite the high price tag, the long-term benefits for mobility make it a worthwhile investment for aging or active dogs requiring reliable, safe, and effective structural support for daily comfort.

  • Pet Honesty Multivitamin 10-in-1

    Pet Honesty Multivitamin 10 in 1 Product Image

    Ingredient Transparency:

    4 / 5

    Scientific Support:

    3.5 / 5

    Brand Score:

    4 / 5

    overall Rating:

    4 / 5

    Read Review

    Product Overview

    Pet Honesty Multivitamin 10-in-1 is a soft chew that bundles joint, gut, skin, and general wellness support with strong palatability and NASC aligned quality, but modest doses and limited product specific research mean results are usually subtle and not guaranteed for every dog.

    Key Benefits

    • Supports everyday joint, gut, skin wellness
    • Simple all in one daily routine
    • Soft chews that most dogs enjoy
    • Best for mild, mixed wellness needs

    Pros

    • Transparent label and quality seal
    • Easy, palatable soft chew format
    • Combines several research backed ingredients

    Cons

    • Some ingredient amounts may be lower than study levels
    • Not essential for healthy dogs on AAFCO-approved diet
    • No clinical trials for this specific formula

    Bottom line

    A convenient, tasty soft chew that offers light daily wellness support for many dogs, but with moderate dosing and limited direct research, it is best viewed as a helpful extra rather than a treatment for specific conditions.

  • Purina Pro Plan Veterinary Supplements FortiFlora

    Purina Pro Plan Veterinary Supplements FortiFlora Product Image

    Ingredient Transparency:

    3.5 / 5

    Scientific Support:

    4 / 5

    Brand Score:

    5 / 5

    overall Rating:

    4 / 5

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    Product Overview

    Purina FortiFlora is a widely recommended probiotic supplement distinguished by its guaranteed bacterial stability and exceptional palatability. It is designed to support immune health and help manage stress-related digestive upset. While highly reliable for these specific uses, the formula relies on animal digest for flavor and offers a lower colony-forming unit (CFU) count than some therapeutic alternatives.

    Key Benefits

    • Formulated to support a healthy immune system
    • Supports stool quality and flatulence reduction
    • Encourages appetite through savory flavoring
    • Helps manage diarrhea associated with antibiotic therapy

    Pros

    • Verified stability of live bacteria
    • Exceptional palatability for picky eaters
    • Suitable for most puppies and adult dogs

    Cons

    • Higher cost per serving than bulk powders
    • Includes animal digest and brewers yeast
    • Lower CFU potency than some clinical competitors

    Bottom line

    FortiFlora stands out as a reliable, easy-to-administer option for dog owners. While it may not be the most potent probiotic on the market, its proven stability and high acceptance rate make it a top consideration for helping manage common stress-related digestive issues and supporting immune health.

  • Innovet Advanced Mobility Support Chews

    Innovet Advanced Mobility Support Product Image

    Ingredient Transparency:

    3 / 5

    Scientific Support:

    3.5 / 5

    Brand Score:

    3.5 / 5

    overall Rating:

    3.5 / 5

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    Product Overview

    Innovet Advanced Mobility Support Chews combine Hemp Extract with Glucosamine and Green-Lipped Mussel to support joint health. Although appealing to dogs and easy to give, the lower hemp amount makes them much better suited for small breeds or preventative care rather than managing significant stiffness in large dogs.

    Key Benefits

    • Supports daily comfort with hemp extract.
    • Promotes healthy cartilage using Glucosamine.
    • Rich in Omega-3s from Wild Alaskan Salmon Oil.
    • Soft texture perfect for picky eaters.

    Pros

    • Strong, savory scent that appeals to most dogs.
    • Soft texture is easy to chew.
    • Gentle formula for sensitive stomachs.
    • Mess-free compared to oils.

    Cons

    • Low potency for big dogs.
    • Very expensive for large breeds.
    • Hemp amount lower than some study recommendations.
    • Lacks NASC quality seal.

    Bottom line

    These soft chews are a great choice for picky small dogs needing mild joint support. The flavorful formula makes administration effortless. However, owners of large dogs or those needing stronger support for significant discomfort will find better value and results with concentrated oils or higher-strength powders.

  • Purina Pro Plan Veterinary Supplements FortiFlora

    Purina Pro Plan Veterinary Supplements FortiFlora Product Image

    Ingredient Transparency:

    3.5 / 5

    Scientific Support:

    4 / 5

    Brand Score:

    5 / 5

    overall Rating:

    4 / 5

    Read Review

    Product Overview

    Purina FortiFlora is a widely recommended probiotic supplement distinguished by its guaranteed bacterial stability and exceptional palatability. It is designed to support immune health and help manage stress-related digestive upset. While highly reliable for these specific uses, the formula relies on animal digest for flavor and offers a lower colony-forming unit (CFU) count than some therapeutic alternatives.

    Key Benefits

    • Formulated to support a healthy immune system
    • Supports stool quality and flatulence reduction
    • Encourages appetite through savory flavoring
    • Helps manage diarrhea associated with antibiotic therapy

    Pros

    • Verified stability of live bacteria
    • Exceptional palatability for picky eaters
    • Suitable for most puppies and adult dogs

    Cons

    • Higher cost per serving than bulk powders
    • Includes animal digest and brewers yeast
    • Lower CFU potency than some clinical competitors

    Bottom line

    FortiFlora stands out as a reliable, easy-to-administer option for dog owners. While it may not be the most potent probiotic on the market, its proven stability and high acceptance rate make it a top consideration for helping manage common stress-related digestive issues and supporting immune health.

DOG SUPPLEMENTS 101

The Complete Guide to Dog Supplements

Do dogs really need supplements? We break down the evidence behind probiotics, multivitamins, and joint support. Learn how to identify safe products and integrate them into your dog’s wellness strategy.

Read the Guide
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