I N C E P T I O N A I

Top 7 Cat Vitamins & Supplements in Canada for 2025: Vet-Backed Multivitamins, Probiotics, Omegas and Targeted Formulas to Boost Immunity, Digestion & Coat Health

This category covers multivitamins, probiotics, omega fatty acids, and targeted supplements designed to support immunity, digestion, skin and coat, joint health, and overall wellness in cats. Canadian cat owners increasingly choose veterinarian-formulated products, evidence-backed probiotics, plant-based antioxidants, and life-stage specific formulas that address kitten growth, adult maintenance, and senior mobility. Consumers in Canada tend to favor transparent labeling, third-party testing, sustainable sourcing, and products that comply with Health Canada guidelines and provincial regulations. Trends for 2025 emphasize probiotic blends for gastrointestinal resilience, EPA/DHA-rich omega supplements for coat and anti-inflammatory benefits, multivitamins to cover common nutrient gaps, and targeted items like glucosamine for joint support or taurine for cardiac and ocular health. These options appeal to owners seeking practical health benefits, clear dosing for different life stages, and credible manufacturing practices.

1
BEST MULTIVITAMINS AND MINERAL SUPPLEMENTS FOR CATS

VetriScience Laboratories NuCat Multivitamin

VetriScience Laboratories NuCat Multivitamin

VetriScience Laboratories' NuCat Multivitamin holds a top-tier technical reputation as a veterinarian-formulated supplement focused on balanced micronutrients and safety-driven dosing for cats. Relative to more consumer-focused brands on this list, NuCat's advantage is its clinical credibility and targeted nutrient ratios, appealing to owners and clinicians who prioritize evidence-informed formulations even if that premium can raise the purchase price.

4.7
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  • Complete nutrients — science-backed

  • Metabolic support — vet-formula

  • Complete nutrients — science-backed

  • Metabolic support — vet-formula

Review Summary

91%

"VetriScience NuCat is regarded as a veterinary-quality multivitamin with a clean formulation that many owners report helps older or picky cats maintain vitality and coat health; it's seen as effective and reliable. A minority find the price high or notice limited change depending on the cat's baseline health."

  • Immune boost — lab-tested wink

  • Veterinarian-formulated tablets with a balanced profile of vitamins and minerals

  • Immune boost — lab-tested wink

  • Veterinarian-formulated tablets with a balanced profile of vitamins and minerals

Self-Improvement & Personal Growth

Increased Safety & Security

Time-Saving Convenience

VetriScience Laboratories' NuCat Multivitamin holds a top-tier technical reputation as a veterinarian-formulated supplement focused on balanced micronutrients and safety-driven dosing for cats. Relative to more consumer-focused brands on this list, NuCat's advantage is its clinical credibility and targeted nutrient ratios, appealing to owners and clinicians who prioritize evidence-informed formulations even if that premium can raise the purchase price.

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$30-50 CAD

2
BEST DIGESTIVE AND PROBIOTIC SUPPLEMENTS FOR CATS

Purina Pro Plan FortiFlora Feline Probiotic

Purina Pro Plan FortiFlora

Purina Pro Plan FortiFlora is a clinician-favored, single-strain probiotic delivered in palatable single-serve packets, making accurate dosing and short-term therapeutic use simple for cat owners and vets. Its clinical reputation and convenience set it apart from broader enzyme blends like NaturVet and budget brands like Dr. Bill's, though it is often priced higher per dose than multi-strain or bulk options such as Proviable-DC.

4.7
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  • Purr-worthy taste

  • Clinically backed

  • Purr-worthy taste

  • Clinically backed

Review Summary

90%

"Widely recommended by veterinarians and owners report rapid improvement in stool consistency and appetite; palatable and easy to administer though generally pricier than generic alternatives."

  • Easy sprinkle

  • Contains a clinically studied strain (Enterococcus faecium) to support digestive health and immune function.

  • Easy sprinkle

  • Contains a clinically studied strain (Enterococcus faecium) to support digestive health and immune function.

Increased Safety & Security

Time-Saving Convenience

Purina Pro Plan FortiFlora is a clinician-favored, single-strain probiotic delivered in palatable single-serve packets, making accurate dosing and short-term therapeutic use simple for cat owners and vets. Its clinical reputation and convenience set it apart from broader enzyme blends like NaturVet and budget brands like Dr. Bill's, though it is often priced higher per dose than multi-strain or bulk options such as Proviable-DC.

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$20-40 CAD

3
BEST IMMUNE AND ANTIOXIDANT SUPPORT FOR CATS

Pet Wellbeing Life Gold for Cats

Pet Wellbeing

Pet Wellbeing Life Gold for Cats is a premium, broad-spectrum immune and antioxidant formula designed for comprehensive long-term support, combining vitamins, antioxidants and fatty acids in a palatable format. It stands apart from single-ingredient lysine supplements by offering a more holistic nutrient profile and typically higher per-unit cost, positioned for owners who prefer an all-in-one, higher-end regimen rather than piecemeal additions. Technically and financially, Life Gold targets customers willing to invest in a consolidated, high-quality maintenance formula rather than basic lysine alone.

4.7
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  • Broad-spectrum support

  • Antioxidant-rich formula

  • Broad-spectrum support

  • Antioxidant-rich formula

Review Summary

92%

"Owners frequently report improved coat condition, energy and immune resilience with consistent use; it's regarded as high-quality but is pricier and not an instant fix for every cat."

  • Drop-and-go mix

  • Comprehensive multi-nutrient formula combining antioxidants, essential fatty acids, and probiotics to support immunity and digestion.

  • Drop-and-go mix

  • Comprehensive multi-nutrient formula combining antioxidants, essential fatty acids, and probiotics to support immunity and digestion.

Increased Safety & Security

Recreational Enjoyment

Time-Saving Convenience

Pet Wellbeing Life Gold for Cats is a premium, broad-spectrum immune and antioxidant formula designed for comprehensive long-term support, combining vitamins, antioxidants and fatty acids in a palatable format. It stands apart from single-ingredient lysine supplements by offering a more holistic nutrient profile and typically higher per-unit cost, positioned for owners who prefer an all-in-one, higher-end regimen rather than piecemeal additions. Technically and financially, Life Gold targets customers willing to invest in a consolidated, high-quality maintenance formula rather than basic lysine alone.

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$35-60 CAD

4
BEST LIFE STAGE FORMULAS FOR CATS

Integricare TRI-ACTA H.A. for Cats

TRI-ACTA H.A.
🏠 Local Product

Integricare TRI-ACTA H.A. for Cats is a premium veterinary-style formula that emphasizes hyaluronic acid alongside traditional joint ingredients to support synovial fluid and cartilage health in senior cats. Though typically higher priced, its technical differentiation is the targeted inclusion of HA for joint lubrication, which can provide additive benefits when used with omega-3 products like Welactin or cognitive-targeted supplements on this list.

4.2
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  • H.A. lubrication

  • Tri-ingredient power

  • H.A. lubrication

  • Tri-ingredient power

Review Summary

80%

"Integricare TRI-ACTA H.A. for Cats is generally seen as a quality joint support with hyaluronic acid that helps some cats regain mobility; reviewers value the formula but results are sometimes slower or less pronounced than expected. A minority report minimal benefit, but most who continue use note at least moderate improvement."

  • Vet-formulated relief

  • Combines hyaluronic acid with joint-support nutrients to help lubricate joints and support comfort.

  • Vet-formulated relief

  • Combines hyaluronic acid with joint-support nutrients to help lubricate joints and support comfort.

Increased Safety & Security

Self-Improvement & Personal Growth

Integricare TRI-ACTA H.A. for Cats is a premium veterinary-style formula that emphasizes hyaluronic acid alongside traditional joint ingredients to support synovial fluid and cartilage health in senior cats. Though typically higher priced, its technical differentiation is the targeted inclusion of HA for joint lubrication, which can provide additive benefits when used with omega-3 products like Welactin or cognitive-targeted supplements on this list.

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$35-65 CAD

5
BEST BEHAVIORAL AND CALMING SUPPLEMENTS FOR CATS

Feliway Classic Calming Diffuser Refill

Feliway

Feliway Classic Calming Diffuser Refill uses a synthetic feline facial pheromone to modify the environment rather than the cat’s chemistry, making it a top choice for household issues like urine marking and inter-cat tension. Its technical advantage is continuous, passive delivery via a plug-in diffuser which can be more cost-effective over time for multi-room or long-term use compared with daily oral supplements. Unlike ingestible options such as Zylkene or VetriScience Composure, Feliway avoids systemic exposure and pairs well with oral products or Rescue Remedy for event-specific situations.

4.3
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  • Mimics facial pheromones

  • Plug-and-forget diffuser

  • Mimics facial pheromones

  • Plug-and-forget diffuser

Review Summary

78%

"Widely regarded as effective for reducing urine marking, scratching and situational stress when used continuously; many users see clear improvement but results vary and ongoing refills are expensive. Best for multi-cat households or chronic stress rather than one-off events."

  • Invisible home-hug

  • Synthetic feline facial pheromone that helps reduce urine marking and general stress.

  • Invisible home-hug

  • Synthetic feline facial pheromone that helps reduce urine marking and general stress.

Increased Safety & Security

Time-Saving Convenience

Feliway Classic Calming Diffuser Refill uses a synthetic feline facial pheromone to modify the environment rather than the cat’s chemistry, making it a top choice for household issues like urine marking and inter-cat tension. Its technical advantage is continuous, passive delivery via a plug-in diffuser which can be more cost-effective over time for multi-room or long-term use compared with daily oral supplements. Unlike ingestible options such as Zylkene or VetriScience Composure, Feliway avoids systemic exposure and pairs well with oral products or Rescue Remedy for event-specific situations.

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$30-45 CAD

6
BEST CARDIAC AND TAURINE SUPPORT FOR CATS

NOW Pets Taurine Powder for Cats

NOW Pets Taurine Powder for Cats

NOW Pets Taurine Powder ranks as the go-to pure-taurine option for cardiac and taurine support for cats because it delivers a single, pharmaceutical-grade amino acid in a flexible powder form that lets owners fine-tune dosing. Technically it outperforms blended formulas for precision and cost-per-dose, making it a budget-friendly choice versus multi-ingredient products in this list when targeted taurine repletion is the priority.

4.7
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  • Pure taurine powder

  • Easy to mix

  • Pure taurine powder

  • Easy to mix

Review Summary

93%

"Users generally praise NOW Pets Taurine Powder for its purity, easy mixing into food, and noticeable improvements in energy and coat condition; a few mention a strong smell or minor dosing challenges. Overall customers find it an affordable, effective taurine supplement for long-term use."

  • Spoonable heart-hug

  • High-concentration taurine powder for precise dosing.

  • Spoonable heart-hug

  • High-concentration taurine powder for precise dosing.

Increased Safety & Security

Time-Saving Convenience

NOW Pets Taurine Powder ranks as the go-to pure-taurine option for cardiac and taurine support for cats because it delivers a single, pharmaceutical-grade amino acid in a flexible powder form that lets owners fine-tune dosing. Technically it outperforms blended formulas for precision and cost-per-dose, making it a budget-friendly choice versus multi-ingredient products in this list when targeted taurine repletion is the priority.

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$15-35 CAD

7
BEST HERBAL AND BOTANICAL SUPPLEMENTS FOR CATS

Zesty Paws Core Elements Wild Alaskan Salmon Oil

Zesty Paws

Zesty Paws Core Elements Wild Alaskan Salmon Oil is ranked for its high-concentration EPA/DHA profile that delivers potent skin, coat, and anti-inflammatory support complementary to herbal approaches; though not a botanical itself, its marine-derived omegas provide technical advantages for fatty-acid deficiency that many herbal blends don’t address. Its straightforward dosing and measurable omega content make it an economically efficient companion to herbal supplements like Milk Thistle Plus or Life Gold when owners need targeted fatty-acid therapy alongside botanicals.

4.6
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  • Shiny coat boost — fishy luxury

  • Healthy skin relief — scratch less

  • Shiny coat boost — fishy luxury

  • Healthy skin relief — scratch less

Review Summary

90%

"Owners repeatedly report shinier coats, reduced shedding, and fewer skin issues after continued use, and many cats accept the salmon oil easily; a small number note fishy odor or mild digestive upset. Overall reviews are strongly positive for skin and coat maintenance."

  • Omega-rich heart care — tail-wags

  • Cold-pressed Wild Alaskan salmon oil high in EPA and DHA omega-3 fatty acids.

  • Omega-rich heart care — tail-wags

  • Cold-pressed Wild Alaskan salmon oil high in EPA and DHA omega-3 fatty acids.

Recreational Enjoyment

Self-Improvement & Personal Growth

Time-Saving Convenience

Zesty Paws Core Elements Wild Alaskan Salmon Oil is ranked for its high-concentration EPA/DHA profile that delivers potent skin, coat, and anti-inflammatory support complementary to herbal approaches; though not a botanical itself, its marine-derived omegas provide technical advantages for fatty-acid deficiency that many herbal blends don’t address. Its straightforward dosing and measurable omega content make it an economically efficient companion to herbal supplements like Milk Thistle Plus or Life Gold when owners need targeted fatty-acid therapy alongside botanicals.

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$20-35 CAD

What the Research Says: Evidence Behind Cat Supplements

Scientific and clinical studies provide growing but variable evidence for common cat supplement categories. Many benefits have been demonstrated in controlled trials, veterinary clinical reports, and lab studies, though the quality and quantity of research can vary by ingredient. Below are beginner-friendly summaries of the most studied supplement types and the practical implications for cat care.

Probiotics: Clinical trials and veterinary studies show certain probiotic strains can reduce the duration and severity of diarrhea, support gut microbiome balance after antibiotics, and improve stool consistency. Strains commonly studied in companion animals include Enterococcus, Lactobacillus, and Bifidobacterium species. Effects are strain-specific, so product formulation matters.

Omega-3 fatty acids (EPA and DHA): Multiple studies in cats and other species indicate EPA and DHA support healthy skin and coat, and provide anti-inflammatory effects that can help chronic inflammatory conditions. Quality of fish oil, dose, and purity testing for contaminants (like heavy metals) are important.

Antioxidants and plant polyphenols: Ingredients such as vitamin E, vitamin C, and select plant antioxidants can reduce oxidative stress markers in animals. Research suggests antioxidant support can complement immune health and cellular protection, though human and large-animal data often outnumber feline-specific trials.

Multivitamins and mineral supplements: Properly formulated multivitamins help prevent deficiencies, particularly in homemade or restricted diets. Taurine is an essential nutrient for cats; adequate taurine intake is critical to prevent cardiac and retinal disease, and its supplementation is well supported by veterinary science.

Joint supplements (glucosamine, chondroitin, omega-3): Evidence for glucosamine and chondroitin in cats is mixed but promising for improving mobility and comfort in some cases. Studies often show modest improvements; multimodal care including weight management and exercise is recommended.

Liver support (SAMe, milk thistle): SAMe and silymarin (milk thistle) have clinical evidence in veterinary medicine for supporting liver function in cats with hepatic issues. These are typically used under veterinary direction for diagnosed conditions.

Quality and regulation caveat: Research highlights variable product quality and inconsistent dosing across brands. Many studies call for veterinarian guidance, third-party testing, and use of products with clear dosing instructions and ingredient transparency.

In Canada, these seven supplement types reflect what cat owners and veterinarians commonly recommend for 2025: evidence-aware formulas, life-stage specificity, and a focus on safety and sourcing. We hope this guide helped you narrow down options or start your search. If you need to refine results, try filtering by life stage, ingredient (for example probiotics or omega-3), veterinarian-formulated labels, or by certifications and third-party testing in the search box.