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The Best Dog Vitamins and Supplements, According to Veterinarians

Kristen Arendt
By Kristen Arendt
Updated
May 8, 2025
best dog vitamins and dog supplements

Photo by Chewy Studios

There are dog vitamins and supplements from A to Z, but how do you know which, if any, are the best dog vitamins for your precious pet? Generally, a commercially manufactured pet food should meet your dog’s daily nutrient needs, but they may benefit from supplements that target specific conditions. Arthritic dogs, for example, may benefit from a supplement that maintains joint function, and dogs with digestive issues may benefit from a supplement that supports gut health.

To get you started in your search for the best dog vitamins and supplements for your pet, here are the top veterinarian-recommended options across several different categories. But no matter the reason you are considering dog supplements, all of the vets we spoke with recommend you look for products with a National Animal Supplement Council (NASC) quality seal. This certification helps ensure that the dog supplements come from a reputable company. And always consult with your veterinarian before adding any new vitamins or supplements to your dog’s diet.

The Best Dog Vitamins and Supplements


Best Multivitamin for Dogs

Zesty Paws 8-in-1 Bites Chicken Flavored Soft Chews Multivitamin for Dogs, 90 count

Shop item ($30.45)Read More

Best Hip & Joint Supplement for Dogs

Nutramax Dasuquin Hip & Joint Soft Chews Joint Supplement for Large Dogs, 150 count

Shop item ($83.99)Read More

Best Digestive Health Supplement for Dogs

Purina Pro Plan Veterinary Diets FortiFlora Powder Probiotic Digestive Supplement for Dogs, 30 count

Shop item ($30.99)Read More

Best Calming Supplement for Dogs

Pet Honesty Calming Hemp Chicken Flavored Calming & Anxiety Chews Supplement for Dogs, 90 count

Shop item ($32.99)Read More

Best Liver Supplement for Dogs

Nutramax Denamarin with S-Adenosylmethionine & Silybin Tablets Liver Supplement for Medium Dogs, 30 count

Out of Stock
Shop similar itemsRead More

Best Urinary & Kidney Supplement for Dogs

Nutramax Crananidin Cranberry Extract Chewable Tablets Urinary Supplement for Dogs, 75 count

Shop item ($49.99)Read More

Best Skin & Coat Supplement for Dogs

Zesty Paws Wild Alaskan Salmon Oil Liquid Skin & Coat Supplement for Dogs & Cats, 32-fl oz bottle

Out of Stock
Shop similar itemsRead More

Best Dental Supplement for Dogs

Virbac C.E.T. VeggieDent Fr3sh Dental Chews for Medium Dogs, 30 Count

Shop item ($31.79)Read More

Best Allergy & Immune System Supplement for Dogs

Nutramax Welactin Omega-3 Fish Oil Skin Liquid Softgels Skin & Coat Supplement for Dogs, 120 count

Shop item ($19.99)Read More

Best Multivitamin for Dogs


Zesty Paws 8-in-1 Bites Chicken Flavored Soft Chews Multivitamin for Dogs, 90 count slide 1 of 7
Zesty Paws 8-in-1 Bites Chicken Flavored Soft Chews Multivitamin for Dogs, 90 count
Rated 4.7 out of 5 stars
4.7
4.4KReviews
$30.45Chewy Price
$32.97List Price
$28.93Autoship Price

If your vet recommends your dog take a multivitamin, Dr. Katy Nelson, Chewy’s senior veterinarian, likes these 8-in-1 bites from Zesty Paws. As the name implies, this dog multivitamin provides support across eight different areas, including gut health, immunity and hip and joint function. Plus, the soft chews are easy to feed to your dog.

Best Hip & Joint Supplement for Dogs


Nutramax Dasuquin Hip & Joint Soft Chews Joint Supplement for Large Dogs, 150 count slide 1 of 9
Nutramax Dasuquin Hip & Joint Soft Chews Joint Supplement for Large Dogs, 150 count
Rated 4.7 out of 5 stars
4.7
7.2KReviews
$83.99Chewy Price
$79.79Autoship Price

Older pups or dogs experiencing the first signs of arthritis may benefit from a hip and joint supplement. Dr. Jonathan S. Block, DVM, CVA, CCRT, of West Delray Veterinary in Florida, likes the research-backed products from Nutramax. This soft chew is formulated with glucosamine, chondroitin and ASU (an extract made from avocado and soybean oils)—three ingredients commonly found in the best joint supplement for dogs.

Best Digestive Health Supplement for Dogs


Purina Pro Plan Veterinary Diets FortiFlora Powder Probiotic Digestive Supplement for Dogs, 30 count slide 1 of 8
Purina Pro Plan Veterinary Diets FortiFlora Powder Probiotic Digestive Supplement for Dogs, 30 count
Rated 4.8 out of 5 stars
4.8
10KReviews
$30.99Chewy Price
$29.44Autoship Price

A healthy pup has a healthy gut, and your veterinarian may recommend a digestive health supplement to keep your dog’s digestive enzymes in balance. Dr. Nelson recommends Purina FortiFlora which she says has the perfect balance of healthy probiotics and a delicious taste that pets love.

Best Calming Supplement for Dogs


Pet Honesty Calming Hemp Chicken Flavored Calming & Anxiety Chews Supplement for Dogs, 90 count slide 1 of 9
Pet Honesty Calming Hemp Chicken Flavored Calming & Anxiety Chews Supplement for Dogs, 90 count
Rated 4.1 out of 5 stars
4.1
5.3KReviews
$32.99Chewy Price
$29.69Autoship Price

For dogs who are anxious, hyperactive or easily stressed out by new environments, these bite-sized, chicken-flavored chews are formulated to help promote calm in stressful situations. “Organic ingredients like hemp and chamomile have been shown to have a calming effect on pets,” Dr. Nelson says.

Best Liver Supplement for Dogs


Nutramax Denamarin with S-Adenosylmethionine & Silybin Tablets Liver Supplement for Medium Dogs, 30 count slide 1 of 9
Out of Stock
Nutramax Denamarin with S-Adenosylmethionine & Silybin Tablets Liver Supplement for Medium Dogs, 30 count
Rated 4.7 out of 5 stars
4.7
1.6KReviews
$42.99Chewy Price
$43.99List Price
$40.84Autoship Price
Shop similar items

SAMe, the active ingredient in Denamarin, helps protect healthy liver cells and may help repair damaged ones. These tablets also contain Silybin which helps your dog’s liver maintain a healthy oxidative balance. “The SAMe and Silybin in Denamarin provide a powerful combination of support for liver health, as well as cognitive function in dogs,” Dr. Nelson says.

Best Urinary & Kidney Supplement for Dogs


Nutramax Crananidin Cranberry Extract Chewable Tablets Urinary Supplement for Dogs, 75 count slide 1 of 9
Nutramax Crananidin Cranberry Extract Chewable Tablets Urinary Supplement for Dogs, 75 count
Rated 4.8 out of 5 stars
4.8
828Reviews
$49.99Chewy Price
$47.49Autoship Price

Crananidin uses scientifically formulated cranberry extract to help promote urinary tract health in dogs. The extract has bacteria-fighting compounds called proanthocyanidins (PACs), which help prevent urinary tract infections and kidney stones. Dr. Block says that the bioactive PACs formula improve the effectiveness, making this one of his go-to recommendations.

Best Skin & Coat Supplement for Dogs


Zesty Paws Wild Alaskan Salmon Oil Liquid Skin & Coat Supplement for Dogs & Cats, 32-fl oz bottle slide 1 of 8
Out of Stock
Zesty Paws Wild Alaskan Salmon Oil Liquid Skin & Coat Supplement for Dogs & Cats, 32-fl oz bottle
Rated 4.3 out of 5 stars
4.3
3.8KReviews
$38.97Chewy Price
$37.02Autoship Price
Shop similar items

Dr. Nelson recommends this Zesty Paws supplement for healthy skin and shiny coats. The oil is made from Alaskan salmon, and the mess-free bottle allows you to easily dish it up on top of your dog’s daily meal. “Coldwater fish oils contain higher concentrations of healthy omega 6 and omega 3 fatty acids, which are great for skin and coat, as well as joints,” Dr. Nelson says.

Best Dental Supplement for Dogs


Virbac C.E.T. VeggieDent Fr3sh Dental Chews for Medium Dogs, 30 Count slide 1 of 8
Virbac C.E.T. VeggieDent Fr3sh Dental Chews for Medium Dogs, 30 Count
Rated 4.7 out of 5 stars
4.7
1.8KReviews
$31.79Chewy Price
$35.99List Price
$30.20Autoship Price

We understand you love your dog, but you don’t love their dog breath. If your pup needs a little help keeping their tartar in check, Dr. Block recommends these Virbac dog chews as one good option. These plant-based chews are formulated to help freshen breath and reduce plaque and tartar.

Best Allergy & Immune System Supplement for Dogs


Nutramax Welactin Omega-3 Fish Oil Skin Liquid Softgels Skin & Coat Supplement for Dogs, 120 count slide 1 of 8
Nutramax Welactin Omega-3 Fish Oil Skin Liquid Softgels Skin & Coat Supplement for Dogs, 120 count
Rated 4.6 out of 5 stars
4.6
1.4KReviews
$19.99Chewy Price
$18.99Autoship Price

If you’re looking to promote your dog’s overall immune system wellness, Dr. Nelson likes these softgel capsules from Nutramax. “Welactin is a rich source of omega fatty acids, which deliver DHA and EPA in an optimally absorbable form to support skin and coat, kidney, brain and vision health and support joint, heart and immune function,” she says.

In certain cases, vitamins or supplements can be a beneficial addition to your pup’s diet. As always, consult with your veterinarian to determine the best dog vitamins and supplements for your furry friend.

Attributions


Kristen Arendt

Kristen Arendt

Kristen is a writer, editor and lover of the great outdoors. In addition to running, hiking, backpacking, biking and skiing, she enjoys
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