Our Review Process

Our evaluations are primarily based on intensive analysis and, when attainable, hands-on testing. Each time you make a purchase order via one in all our independently-chosen hyperlinks, we’ll obtain a proportion of the proceeds. Read extra about how we’re supported right here.

We’ve chosen Purina FortiFlora as one of the best cat complement in the marketplace as a result of it’s a veterinarian-recommended, widely-used dietary complement that’s applicable for all cats.

Since all cats have completely different wants, our product roundup contains one of the best probiotic complement, urinary tract well being complement, multivitamin, and fish oil.

To select one of the best nutritional vitamins and dietary supplements in the marketplace, we evaluated the most well-liked merchandise on Amazon and Chewy, examined the authenticity of their evaluations, and browse related discussions from veterinarians and pet vitamin consultants.

At A Glance: Our Top Picks For Best Cat Vitamins And Supplements

Want a fast take a look at the merchandise reviewed on this article? In the comparability desk under, we’ve highlighted a few of the most essential options of every product. You’ll discover extra detailed details about every product later within the article.

Best Multivitamin For Cats

Premium Pick


Dr. Marty


Picked by 31 individuals at this time!

Feline Prime

  • Easy to manage powdered formulation
  • Made with beef bone broth
  • Contains 2 billion CFUs of probiotics

Best Omega-3 Fish Oil Supplement For Cats

Best Urinary Health Supplement For Cats

Do Cats Need Vitamins And Supplements?

Sherry Sanderson, DVM, PhD, of the University of Georgia College of Veterinary Medicine, says that “there are some circumstances where a cat has an underlying condition that may warrant a supplement,” including that dietary supplements could not assist in any respect on account of an absence of testing or confirmed efficacy. Sanderson says that “many supplements are untested and unproven in veterinary medicine.”

Vitamins supplementation could also be obligatory for cats with sure situations.

Some illnesses inhibit nutrient absorption, which necessitates vitamin supplementation. Cats with allergy symptoms or pregnant cats could profit from different dietary supplements.

Ultimately, the requirement for cat nutritional vitamins and dietary supplements is one that you would be able to solely decide on a person foundation. Consult together with your veterinarian or a veterinary nutritionist to seek out the fitting complement on your cat.

Types Of Vitamins And Supplements

Here’s a fast abstract of the varieties of dietary supplements your cat would possibly want.

Vitamins And Multivitamins

Multivitamins generally comprise B-complex nutritional vitamins, vitamin D, vitamin E, vitamin A, and the amino acid taurine. These are naturally current in contemporary, uncooked, or cooked and fortified meals, however some cats could require a lift on account of extra urination, dietary deficiencies, or nutrient absorption issues. Your vet may help you identify in case your cat has these well being or dietary issues.

If you identify that your cat wants a multivitamin, resolve whether or not you’ll give them a tablet, chewable pill, powder, or gel. Generally, complement gels are probably the most palatable and obtain the best buyer scores, however they have a tendency to comprise corn syrup and different sugary elements that cats don’t want.

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Can You Give Your Cat Too Much Of A Vitamin?

Talk to your veterinarian earlier than including nutritional vitamins to your cat’s weight loss program.

Most nutritional vitamins are water-soluble and can cross out of your cat’s physique and into their litter field, which means that the largest drawback you’ll encounter is what some describe as “really expensive pee”. You’ve wasted cash on nutritional vitamins your cat doesn’t want.

Some nutritional vitamins, nonetheless, stay within the physique and might trigger toxicity after a interval of sustained over-supplementation. These embody nutritional vitamins A, D, E, and Okay. These nutritional vitamins are fat-soluble, which means that they will accumulate within the physique’s fats shops for a very long time.

Omega-3 Fatty Acid Supplements

These dietary supplements can scale back irritation and promote a wholesome pores and skin and coat.

Give your cat omega-3s from animal sources, together with fish and krill oil. Fish and krill oil comprise the omega-3 fatty acids DHA and EPA, that are simply utilized by the physique.

Plant-based omega-3 dietary supplements comprise ALA, which is one other kind of omega-3 fatty acid. ALA have to be transformed into DHA and EPA earlier than the physique can put it to use. While herbivores and omnivores can convert ALA into DHA and EPA, cats can’t.

Probiotics and Digestive Enzymes

Probiotics are stay, energetic microorganisms that profit the host. They help and fortify the inhabitants of pleasant microorganisms that exist already in your cat’s physique.

A wholesome microbiome helps immune well being, digestive well being, and might scale back irritation.

Digestive enzymes are much like probiotics—they’re naturally discovered inside your cat’s physique and in contemporary meals and assist the digestive system break down meals.

Added digestive enzymes could assist cats with diminished pancreatic perform, nevertheless it’s typically believed that they’re not obligatory or useful for wholesome cats.

Want extra info? Read our full information to one of the best probiotics for cats.

Other Supplements

There’s a complement or natural treatment for nearly each situation. Supplements declare to appease anxiousness, scale back the possibilities of creating feline decrease urinary tract illness (FLUTD), and deal with different widespread situations. It’s unimaginable to judge all of those dietary supplements as a complete, as every one is completely different and requires particular person evaluation.

How To Choose The Best Vitamins And Supplements For Your Cat?

Do Your Research.

Because this house is stuffed with merchandise with hard-to-quantify well being advantages and sometimes little or no veterinary testing or validation, be diligent in your analysis. When searching for one of the best cat nutritional vitamins and dietary supplements, search for merchandise which have a robust status and, ideally, scientific testing to again up their advantages.

Beware Of Fake Reviews.

Customer evaluations are an amazing useful resource for evaluation. Authentic ones can inform you a large number concerning the firm and its merchandise. Fake ones let you know one thing, too.

Before selecting any of the merchandise on the above record of prime nutritional vitamins and dietary supplements, we checked their listings on FakeSpot to weed out any with suspicious evaluations.

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Best Cat Supplements On The Market Today

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This best-selling probiotic complement is well-respected amongst veterinarians and cherished by cat house owners.

It’s made with the additive generally known as “natural flavor”, which is constituted of hydrolyzed animal tissue. This taste additive is a significant element of Temptations treats, giving FortiFlora powder the potent palatability of crushed Temptations.

Each sachet accommodates 100 million colony forming models (CFUs) of a single species of micro organism—Enterococcus faecium. For dietary supplements, CFUs are unit of measurement for the quantity of stay microorganisms in a single dose of the complement. In addition to probiotics, Purina FortiFlora is supplemented with a number of nutritional vitamins and minerals.

This complement is acceptable for each sick and wholesome cats. It’s notably standard amongst cats with inflammatory bowel illness or different digestive points and may help cats with kidney illness to really feel higher.


  • Highly-rated and really useful by veterinarians
  • Contains probiotics for general well being
  • Supplemented with nutritional vitamins, minerals, and taurine
  • Highly palatable


  • Expensive
  • Contains just one probiotic species and comparatively low CFUs

View On Chewy

This standard veterinarian-formulated multivitamin gel is appetizing and filled with nutritional vitamins, minerals, and amino acids to help your cat’s general well being. The ingredient record contains supplemental calcium, phosphorus, taurine, vitamin A, and important fatty acids.

Like many different complement gels, this can be a sugar-packed product with corn syrup and malt syrup main the ingredient record. Tomlyn claims that it has a “tasty fish flavor”, and buyer evaluations verify that it’s appetizing and palatable.

It’s applicable for all cats, together with kittens.


  • Contains quite a few nutritional vitamins, minerals, and amino acids
  • Appetizing fish taste that cats take pleasure in
  • Low value


  • Sugar-heavy with corn syrup and malt syrup as the primary two elements

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This digestive complement is formulated to handle intestine points in cats which may set off quite a few points together with unhealthy breath, litter field odor, and pores and skin issues.

It accommodates a wide range of pure elements, beginning with bovine bone broth. Bone broth is wealthy in collagen which, along with supporting your cat’s digestion, could enhance joint well being, pores and skin and coat well being, and immunity. Where many of the digestive advantages come from, nonetheless, is the probiotic-enzyme mix which helps restore stability in your cat’s physique and intestine microbiome.

Probiotics are helpful micro organism naturally discovered within the digestive tract. When they grow to be unbalanced with unhealthy micro organism, it results in digestive signs like smelly stools, diarrhea, or constipation. Probiotic dietary supplements like Feline Prime assist restore that stability, however provided that they comprise sufficient “colony forming units” or CFUs. Feline Prime accommodates 2 billion CFUs of cat-friendly probiotics.

Because it is available in powdered type, this complement is simple to manage – simply add it to your cat’s meals. The draw back is that it’s pretty costly and, at the very least whenever you first begin utilizing it, it might improve digestive signs like gasoline or diarrhea.

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  • Contains digestion-boosting bone broth
  • Made with 2 billion CFUs of cat-friendly probiotics
  • Powdered type is simple so as to add to your cat’s meals


  • May improve frequency of bowel actions
  • Fairly costly per day

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This fish oil complement from American Journey is available in an easy-to-use squeeze tube, which helps it keep away from the oozing and dripping issues that you simply’ll usually encounter when utilizing pump containers.

The oil is sourced from wild-caught Alaskan salmon. It’s manufactured within the United States and usually examined to make sure that it meets consumption requirements. Customer evaluations point out that this fish oil is palatable and affords all the advantages you’d count on from an omega-3 fatty acid complement.


  • Easy to manage
  • An simply absorbed, species-appropriate supply of omega-3s
  • Affordable


  • Some cats hate the style and scent

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While our prime complement contained one pressure of probiotic micro organism, it’s not essentially one of the best probiotic complement in the marketplace. This complement has a number of species and a excessive CFU rely for optimum profit.

The probiotic accommodates six bacterial species:

  • Bifidobacterium animalis lactis
  • Lactobacillus acidophilus
  • Lactobacillus rhamnosus
  • Lactobacillus salivarius
  • Lactobacillus plantarum
  • Lactobacillus reuteri

Each scoop accommodates 1 billion CFUs, and this micro organism rely is assured for as much as one yr after the date of manufacture. To improve efficacy, the formulation contains inulin, a prebiotic fiber that promotes probiotic exercise within the intestine.


  • Synergized with prebiotics for optimum efficacy
  • A widely known and standard complement
  • High CFU rely


  • Some complain that it’s tough to scoop the powder out of its jar

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FLUTD is likely one of the main cat well being issues, so urinary tract well being dietary supplements are extraordinarily widespread. This standard formulation accommodates cranberry extract and glucosamine HCl, which, in response to the product label “help nourish and strengthen the urinary tract lining”.

Most clients say that their cat accepted the complement and plenty of say that it helped to each stop and deal with cystitis and different urinary well being points. The firm says it’s utilized by “animal hospitals and veterinary specialists” across the United States.

Want extra info? Read our full information to one of the best cat meals for urinary tract well being

Unlike different cranberry-based urinary well being dietary supplements, this complement tastes like hen and has no astringent taste.


  • Many clients say that the complement handled their cats’ urinary tract situations or helped to forestall recurrence
  • Palatable taste
  • Appears to be secure for all cats


Choosing The Best Supplement For Your Cat

All of the merchandise on the above record are well-respected with a status for effectiveness however aren’t essentially one of the best selections for you and your cat.

Before selecting any product, be sure that the product fits your wants. Your veterinarian or a veterinary nutritionist can consider your cat’s distinctive scenario and allow you to select the fitting product.

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