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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  • Fera Pets Hip + Joint Support

    Fera Pets Hip & Joint Product Image

    Ingredient Transparency:

    4.5 / 5

    Scientific Support:

    4.5 / 5

    Brand Score:

    5 / 5

    overall Rating:

    4.5 / 5

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    Product Overview

    Fera Pets Hip + Joint Support offers a vet-formulated blend of Green Lipped Mussel, Glucosamine Sulfate, and BioPerine. While the chicken bone broth flavored chews are designed to support a healthy inflammatory response and carry the NASC Quality Seal, we found during testing that they can be fragile and crumble easily inside the jar.

    Key Benefits

    • Helps maintain healthy cartilage and joint fluid
    • Green Lipped Mussel supports a healthy inflammatory response
    • Intended to support mobility for active dogs
    • BioPerine is included to help with turmeric absorption

    Pros

    • Ingredient quantities verified by the NASC Quality Seal
    • Includes BioPerine black pepper for absorption
    • Free from common fillers like corn, soy, and grain
    • Tasty chicken bone broth flavor

    Cons

    • Chews crumble easily in jar
    • Strong marine smell lingers
    • Rich oils may cause loose stools
    • Contains shellfish allergens

    Bottom line

    This supplement is a solid choice for owners seeking a multimodal joint supplement. It balances high-quality ingredients like Green Lipped Mussel with verifiable safety standards. Despite minor texture issues like crumbling, the concentrated, vet-formulated formula offers consistent value for any aging or active large breed dog.

  • 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.

  • Zesty Paws 8-in-1 Multivitamin Bites

    Zesty Paws 8 in 1 Multivitamin Bites Product Image

    Ingredient Transparency:

    4 / 5

    Scientific Support:

    3.5 / 5

    Brand Score:

    3 / 5

    overall Rating:

    3.5 / 5

    Read Review

    Product Overview

    Zesty Paws 8-in-1 Bites provide convenient, tasty daily maintenance for healthy dogs. While ingredients like OptiMSM are high-quality, the recent manufacturing recall raises caution. Ultimately, the dosages for joints and skin are too low for managing established conditions, making it best for prevention only.

    Key Benefits

    • Supports joint, gut, and heart health daily.
    • Tasty soft chew format replaces pills to simplify administration.
    • Includes branded ingredients like OptiMSM for better sourcing traceability.

    Pros

    • High palatability makes daily dosing stress-free.
    • NASC certification ensures third-party quality assurance.
    • Convenient all-in-one formula simplifies routines.

    Cons

    • Low Omega-3s are insufficient for inflammation.
    • Recent manufacturing safety recall raises caution.
    • Unverified enzyme blend potency lacks transparency.

    Bottom line

    This supplement is a great preventative choice for healthy dogs due to high convenience and taste. However, it lacks the therapeutic potency needed for seniors with established joint or skin issues. It is best used as nutritional insurance rather than a targeted medical treatment.

  • VetIQ Hip & Joint

    VetIQ Hip and Joint Product Image

    Ingredient Transparency:

    4 / 5

    Scientific Support:

    4 / 5

    Brand Score:

    4 / 5

    overall Rating:

    4 / 5

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    Product Overview

    VetIQ Hip & Joint offers daily mobility support with glucosamine, MSM, and omega-3s in tasty soft chews. It’s designed to ease stiffness, maintain cartilage health, and promote flexibility in adult and senior dogs. Consistent use helps keep dogs active and comfortable without costly prescription options.

    Key Benefits

    • Helps ease stiffness and promote smoother movement.
    • Nourishes and protects cartilage for long-term comfort.
    • Adds anti-inflammatory support for better flexibility.
    • Soft, tasty chews make daily dosing easy.
    • Provides reliable joint care at an affordable price.

    Pros

    • Proven joint-support ingredients with research-backed benefits.
    • Soft texture and flavor dogs enjoy for easy daily use.
    • Affordable option compared to premium joint supplements.
    • Made in the USA under quality-controlled manufacturing.

    Cons

    • Omega-3 amounts not disclosed in detail on the label.
    • Improvements develop gradually with consistent use.
    • Formula variations between product versions.
    • Occasional mild digestive upset in sensitive dogs.
    • Not ideal for dogs with shellfish allergies.

    Bottom line

    VetIQ Hip & Joint delivers reliable joint support for dogs needing help with mobility or stiffness. It combines trusted ingredients in a chew dogs enjoy, making daily supplementation simple. While omega-3 transparency could be stronger, it remains a dependable, budget-friendly choice for maintaining healthy movement.

  • Zesty Paws 8-in-1 Multivitamin Bites

    Zesty Paws 8 in 1 Multivitamin Bites Product Image

    Ingredient Transparency:

    4 / 5

    Scientific Support:

    3.5 / 5

    Brand Score:

    3 / 5

    overall Rating:

    3.5 / 5

    Read Review

    Product Overview

    Zesty Paws 8-in-1 Bites provide convenient, tasty daily maintenance for healthy dogs. While ingredients like OptiMSM are high-quality, the recent manufacturing recall raises caution. Ultimately, the dosages for joints and skin are too low for managing established conditions, making it best for prevention only.

    Key Benefits

    • Supports joint, gut, and heart health daily.
    • Tasty soft chew format replaces pills to simplify administration.
    • Includes branded ingredients like OptiMSM for better sourcing traceability.

    Pros

    • High palatability makes daily dosing stress-free.
    • NASC certification ensures third-party quality assurance.
    • Convenient all-in-one formula simplifies routines.

    Cons

    • Low Omega-3s are insufficient for inflammation.
    • Recent manufacturing safety recall raises caution.
    • Unverified enzyme blend potency lacks transparency.

    Bottom line

    This supplement is a great preventative choice for healthy dogs due to high convenience and taste. However, it lacks the therapeutic potency needed for seniors with established joint or skin issues. It is best used as nutritional insurance rather than a targeted medical treatment.

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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