Dog Supplement
Reviews and Ratings

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

dog supplement review researcher with dog lab illustration

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.

Explore All Reviews

  • Flexadin Advanced with UCII

    Flexadin Advanced with UCII Product Image

    Ingredient Transparency:

    4 / 5

    Scientific Support:

    4 / 5

    Brand Score:

    4.5 / 5

    overall Rating:

    4 / 5

    Read Review

    Product Overview

    Flexadin Advanced with UC-II helps dogs move easier by reducing joint inflammation through immune balance. This once-daily chew uses patented undenatured collagen with vitamin E for comfort and mobility. It’s research-backed, well tolerated, and ideal for long-term support in dogs with mild to moderate joint stiffness.

    Key Benefits

    • Supports joint comfort and flexibility through UC-II.
    • Reduces stiffness and promotes easier movement.
    • Enhances long-term mobility and quality of life.
    • Simple once-daily chew for consistent use.

    Pros

    • Improves mobility and overall comfort.
    • Safe for long-term daily use.
    • Easy to give and well accepted.

    Cons

    • Takes weeks for results to appear.
    • Costs more than basic supplements.
    • Not ideal for dogs with chicken allergies.

    Bottom line

    Flexadin Advanced with UC-II offers proven joint relief through a unique immune-tolerance pathway. Backed by veterinary research and owner satisfaction, it’s a smart, convenient choice for managing mild to moderate arthritis and keeping dogs active, comfortable, and playful with consistent daily use.

  • 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.

  • 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

    Read Review

    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.

  • 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.

  • Paramount Pet Health Liquid Glucosamine

    Paramount Pet Health Liquid Glucosamine Product Image

    Ingredient Transparency:

    4 / 5

    Scientific Support:

    4 / 5

    Brand Score:

    3.5 / 5

    overall Rating:

    4 / 5

    Read Review

    Product Overview

    Paramount Pet Health Liquid Glucosamine provides high-potency joint support in a convenient fluid form. It effectively targets pill-averse dogs with robust dosages, yet it lacks the reassurance of NASC certification. Users report excellent mobility gains, though pump mechanics and consistency vary.

    Key Benefits

    • Liquid form absorbs faster than pills
    • High-strength dose supports mobility
    • Savory flavor aids easy dosing
    • Ideal for large or aging dogs

    Pros

    • Mixes easily with any dog food
    • Higher potency than many chews
    • Economical for multi-dog homes
    • Fast absorption speed

    Cons

    • Lacks NASC certification
    • Pump dispensers can leak
    • Uses Glucosamine HCl (potentially less effective than Sulfate)
    • Batch color may vary

    Bottom line

    Paramount Pet Health delivers a potent liquid solution that eliminates the daily battle of pilling your dog. It offers superior absorption speed and great value for large breeds. While effective, the absence of an NASC safety seal is a notable omission that buyers must consider.

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
Cartoon Dog Wellness Supplements Circular Illustration

Recent Articles

Explore our collection of articles on dog health supplements, offering expert insights and practical tips for enhancing your pet’s wellness. Discover trusted information to help you choose the best supplements for your dog’s unique needs.

Explore All Articles
  • white and brown spotted dog on leash looks up at person in camo jacket in forest

    Dog Supplements: A Science-Backed Guide to Types & Benefits

    December 30, 2025
    Navigate dog supplements with confidence. We analyze veterinary consensus on supplements to help you choose safe, effective options.
  • avoiding over-supplementation dog balancing supplements on tightrope illustration

    Avoiding Over-Supplementation in Dogs with Balanced Nutrition

    November 16, 2025
    Avoiding over-supplementation starts with balanced nutrition and smart supplement use. Learn about risks and how to read labels with confidence.
  • organic dog multivitamins farm fresh ingredients illustration

    Organic Dog Multivitamins for Natural Health Support

    November 14, 2025
    Go natural with your dog’s care. Explore the benefits of plant-based, organic dog multivitamins.