Dog Immune & Allergy Supplements

Updated July 11, 2026

529 products with supplement facts and ingredients.

These 529 dog immune & allergy supplements come from 102 brands, and 464 include a supplement facts panel (218 with parsed active-ingredient amounts).

Dog Joint Supplements (847)Dog Digestive Supplements (563)Dog Calming Supplements (356)Dog Skin & Coat Supplements (441)Dog Immune & Allergy Supplements (529)Dog Multivitamin Supplements (231)Dog Urinary Supplements (214)Dog Heart & Liver Supplements (294)Dog Dental Supplements (146)Dog Senior Supplements (332)Dog Stool Deterrent Supplements (27)Dog Hairball Supplements (12)Dog Supplement Chews (803)Dog Supplement Tablets (121)Dog Supplement Capsules (76)Dog Supplement Powders (185)Liquid Dog Supplements (277)Dog Supplement Gels (46)

Products Showing 49-72 of 529

Canine Immune System Support

Standard Process

Immune AllergyPowder

Canine Matrix Healthy Pet Organic Mushroom Immune Supplement for Dogs

Only Natural Pet

Immune Allergy

Canine Matrix Skin & Coat Organic Mushroom Allergy Support Supplement for Dogs & Cats

Only Natural Pet

Skin Coat

Canine Matrix Turkey Tail Organic Mushroom Holistic Supplement for Dogs

Only Natural Pet

Immune Allergy

Canine Red Cell

Horse Health

Multivitamin

Capsules 10 mg for dogs

Treatibles

CalmingCapsule

Capsules 25 mg for dogs

Treatibles

CalmingCapsule

Cardiovascular Support for Dogs & Cats Powder

NOW Pets

DigestiveGel

90 count

Cbg+Mojo Immune Support Hemp Chew

Super Snouts

Immune AllergyChew

30 count

Chaga Mushrooms | Liquid Extract

Adored Beast

Immune AllergyLiquid

Chew + Heal Dog 4-In-1 Support Multivitamin Supplement, Formulated with Probiotics, Chicken, 120ct

Chew + Heal

MultivitaminChew

120 count

Chew + Heal Dog Allergy Itch Relief Vitamin, Immune System Supplements, Chicken Flavor, 90 Count

Chew + Heal

Immune AllergyChew

90 count

Chew + Heal Dog Immune Support Mushroom Complex Soft Chews, Made in USA, 90 Count

Chew + Heal

Immune AllergyChew

90 count

Chew + Heal Dog Milk Thistle Moringa Oil & Salmon Oil Liver Support Tincture, Skin & Coat, 2-fl oz

Chew + Heal

Heart LiverChew

Chews Daily Seasonal Allergy Support Hemp Chew

Super Snouts

Immune AllergyChew

Cod Liver Oil Pet

Nordic Naturals

MultivitaminGel

Codeage DNA PET Immune Support Mix Happy Immunity USDA Certified Organic Mushroom Powder for Dogs, 3.5 oz.

Codeage

Immune AllergyPowder

Codeage DNA PET Synbiotic Chew Probiotics Yeast Postbiotic Chicory Root Prebiotic Beef for Dogs, 8 oz.

Codeage

JointChew

ColostrumVET

ThorneVet

Digestive

COMBAT Turkey Tail Mushroom Powder | Beneficial Cellular Function

Animal Essentials

Immune AllergyPowder

Companion Supplement for Adult Weight Loss Dog Food

Life's Abundance

JointChew

45 count

Companion Supplement for All Life Stage Dog Food

Life's Abundance

JointChew

45 count

Companion Supplement for Grain-Free All Life Stage Dog Food

Life's Abundance

JointChew

45 count

Companion Supplement for Lamb Meal & Brown Rice Dog Food

Life's Abundance

JointChew

45 count

About this data

We gather factual supplement details from public manufacturer and retailer listings and product labels. Values are shown exactly as printed on each label. Supplements are not reviewed or approved by the FDA to treat, cure, or prevent disease, and label accuracy varies by brand. Nothing here is veterinary advice, and no product listed here is endorsed. Always check with your veterinarian before starting a supplement. Product names and trademarks belong to their respective owners.

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