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10 Best immunity support for dogs in Canada
Best Choice01myco petMyco Pet Gut & Immunity+ for Dogs & Cats, Probiotic Powder with Functional Mushrooms, Prebiotics, Postbiotics & Colostrum, Gut Health, Digestion, Itchy Paws, Skin & Immune Support, 30g
Main highlights- Supports stool quality, sensitive stomachs, digestive comfort, immune balance, and everyday resilience through daily microbiome support.
- Probiotic Powder for Dogs & Cats : A daily powder topper designed to support gut health, digestion, microbiome balance, immune function, and whole-body wellness in dogs and cats.
- Made with human-grade ingredients and no fillers, preservatives, artificial additives, gluten, or soy. Simply mix with damp food once daily.
- Helps support pets dealing with paw licking, skin discomfort, coat issues, and seasonal sensitivities by supporting gut health from within.
- Combines 18 probiotic strains with functional mushrooms, prebiotics, postbiotics, and colostrum for gut-immune axis support.
9.9Exceptional
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- 02Fera Pet Organics
Fera Pets Turkey Tail Mushroom for Dogs & Cats - USDA Organic Supplement - Cognitive and Immune Support - Enhances Liver Function - Supports a Healthy Gut - Powder - 120 Scoops
Main highlights- Vet-Founded and Formulated: At Fera Pets, our co-founder, veterinarian Dr. Dulake, is dedicated to setting the new standard for cat and dog supplements, combining Western and Eastern philosophies to deliver effective, long-term wellness for your pets.
- High Beta Glucans, No Fillers: Our finely blended mushroom powder includes 100% fruiting bodies which contain the highest levels of Beta Glucans, the active polysaccharides that support a healthy immune system.
- Easy-to-Give Daily: Simply feed orally at home or on-the-go with provided scoop (1 scoop under 25 lbs, 2 scoops 26-50 lbs, 3 scoops 51-75 lbs & 4 scoops 60+ lbs) to support immune health and cognition; made in the USA, NASC Certified and GMP-Compliant.
- Cognitive & Immune Support: Our multi-function powder with turkey tail mushroom for dogs and cats supports cognition and immune health along with cardiovascular, brain, kidney and liver function. The formula also helps support cat and dog allergy symptoms.
- 10-Mushroom Blend: This mushroom blend includes lion's mane mushroom, reishi mushroom, turkey tail mushroom, maitake mushroom, cordyceps mushroom and more; our cat and dog mushroom powder formula is free from colors, dyes and preservatives.
9.6Exceptional
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- 03Zesty Paws
Dog Immune Chews - Dog Supplements for Immune Support & Gut Health Formulated with Salmon Oil and Omega 3 for Itchy Skin Relief, Peanut Butter Flavor 60 Count Zesty Paws
Main highlights- Supports Digestion - These chewables contain probiotics (with Lactobacillus acidophilus) to support normal gut flora and immunity - large or small!
- Premium Immune Support - Zesty Paws Immune Chews are supplements with EpiCor, Colostrum, Astragalus Root, and other pawsome ingredients that support the immune system for your canine pet.
- Plus Wild Alaskan Salmon Oil - This chewable supplement also contains Salmon Fish Oil with Omega 3 fatty acids (EPA & DHA) that helps support skin and immune health for your doggy.
- Features EpiCor - At 80 mg per chew, EpiCor is a premium whole food yeast fermentate that helps support immune system function for your dog, no matter the breed!
- Delicious Flavour Dogs Love - Your dog will love the rich peanut butter flavour while getting premium support for gut, immune, and skin health, and promotes the health of the circulatory system.
9.4Excellent
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- 04Bark&Spark
BARK&SPARK Allergy Support Dog Treats - Omega 3 + Pumpkin + Enzymes - Itchy Skin - Seasonal Allergies - Itch & Hot Spots Support - Immune Supplement - Made in USA - Chicken Flavor Soft Chews
9.3Excellent
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Value for Money05Zesty PawsZesty Paws 8-in-1 Dog Multivitamin Chewables - Digestive & Immune Support Dog Supplements - Support Skin, Heart & Liver Health - Peanut Butter Flavour - 90 Count
9.1Excellent
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- 06Beloved Pets
21-in-1 Multivitamin for Dogs and Cats – Liquid Drops with Glucosamine & Cranberry – Hip & Joint, Urinary Tract, Skin & Coat, Immune Support – All Breeds & Sizes – 2 fl oz / 60 mL
Main highlights- URINARY TRACT & BLADDER WELLNESS: Cranberry-based support to help maintain normal urinary tract function and healthy bladder routine. A daily addition for pets prone to occasional urinary discomfort, frequent urination, and sensitivity.
- HIP, JOINT & MOBILITY SUPPORT: Formulated with Glucosamine and MSM to help maintain normal joint function, flexibility, and comfortable movement. Designed for active dogs, aging pets, and large breeds prone to stiffness and reduced mobility.
- EASY LIQUID DROPS — ALL BREEDS FROM 4 MONTHS: Simple weight-based dosing from 0.5 mL to 3 mL. Give directly by mouth or mix into food, chews, or treats. No pills, no powders. Lab tested. Natural extracts with no artificial additives. Suitable for dogs and cats of all breeds and sizes.
- 21-in-1 CATS & DOGS MULTIVITAMINS : 21-IN-1 COMPLETE DAILY MULTIVITAMIN: A comprehensive vitamin complex with Vitamins A, B1, B2, B6, B12, C, D3, Folic Acid, Biotin, and Zinc — packed with antioxidants and natural extracts to support immunity, energy, and overall well-being for dogs and cats. From puppies and kittens to senior pets. Give directly or mix with food, chews, powder, bites. Replaces multiple separate supplements in one easy formula.Can be used with food, chews, powder, bites.
- " SKIN, COAT & EYE HEALTH: Biotin, Omega-3, and essential vitamins help support a healthy-looking coat, normal skin condition, and eye wellness. Designed for pets with dull coat, dry skin, seasonal shedding, and overall coat maintenance.
8.9Very Good
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- 07PurePaws Naturals
PurePaws Naturals Omega-3 Chews for Dogs with Krill Oil, Fish Oil & Green Lipped Mussel – Skin & Coat, Hip & Joint Support & Itchy Paws Relief – No Poultry, Duck Flavor – 180 Soft Chews
Main highlights- Triple Action Formula: Combines krill oil, fish oil, and green lipped mussel to provide comprehensive support for hip and joint flexibility, mobility, and overall musculoskeletal health in dogs of all ages
- Superior Absorption: PurePaws Naturals uses krill oil in phospholipid form for faster, more effective absorption than standard fish oil. Supports skin, coat, joints, heart, and brain health — without a fishy smell
- Pure Antarctic Source: Sustainably harvested from pristine Antarctic waters, our krill oil delivers premium Omega-3s superior to farmed fish oil. Helps maintain skin, coat, joint, heart, and brain wellness
- Krill Oil Advantage: Rich in Omega-3s for dogs, these chews support shiny skin, strong joints, heart and brain health. Natural astaxanthin helps reduce itching, dryness, and inflammation for lasting comfort
- Generous Supply: Each package contains 180 soft chews, providing a long-lasting supply of daily nutritional support for your dog's skin, coat, joints, and overall wellness needs
- Clean & Low Allergen: Poultry-free duck flavor chews made with a gentle, low allergen recipe. No strong fishy odor or gluten. Supports allergy relief, shiny coats, joint comfort, and overall vitality
- Astaxanthin Power: Naturally present in krill oil, astaxanthin is a potent antioxidant that boosts immunity, protects cells, supports joints, and promotes skin & coat health for dogs with itchy or sensitive skin
8.6Very Good
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- 08Bark&Spark
Probiotics for Dogs - Gas, Diarrhea, Allergy, Constipation, Upset Stomach Relief, w/Digestive Enzymes + Prebiotics - Chewable Supplement - Improve Digestion, Immunity - Dog Probiotics Chews - 120Ct
8.5Good
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- 09Fera Pet Organics
Fera Pets Probiotics for Dogs & Cats with Prebiotics - USDA Organic - Gut Health Powder Supplement with 12 Strains and 5 Billion CFUs - Supports Immunity, Energy and Skin & Coat - 60 Scoops
8.4Good
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- 10Kin + Kind
kin+kind Dog Supplement Powder - Supplement for Dogs & Cats for Healthy Immunity - Bladder Support - Natural Formula with Organic Cranberry, Blueberry and Coconut - Made in USA - 113.4 g (Medium)
Main highlights- VET FORMULATED FOR GENTLE SUPPORT. Designed by our own veterinarian in partnership with plant experts to provide calm, effective urinary support without harsh ingredients or synthetic shortcuts.
- USDA ORGANIC, HUMAN GRADE, WHOLE INGREDIENTS. Certified USDA organic and made with cranberry, blueberry, dandelion root, sunflower seed, and coconut—simple, whole ingredients chosen to support urinary wellness. Finished to human grade standards, 100% natural, GMO free, with no fillers or synthetics.
- SUPPORTS NATURAL DETOX PATHWAYS. Works with the body’s natural elimination processes to help maintain healthy urinary flow and balance, using gentle, plant-based support.
- HAND MIXED IN THE USA. Mixed, labeled, and shipped in our U.S. facility by a team paid a responsible, living wage—quality-audited so you can trust what’s in every jar.
- DAILY URINARY COMFORT. Supports comfortable urinary flow and everyday urinary tract wellness—so pets can feel more at ease.
8.1Good
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