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Cat Immune & Allergy Supplements

Updated July 11, 2026

377 products with supplement facts and ingredients.

These 377 cat immune & allergy supplements come from 60 brands, and 323 include a supplement facts panel (149 with parsed active-ingredient amounts).

Cat Joint Supplements (523)Cat Digestive Supplements (389)Cat Calming Supplements (233)Cat Skin & Coat Supplements (256)Cat Immune & Allergy Supplements (377)Cat Multivitamin Supplements (176)Cat Urinary Supplements (164)Cat Heart & Liver Supplements (192)Cat Dental Supplements (100)Cat Senior Supplements (213)Cat Stool Deterrent Supplements (8)Cat Hairball Supplements (37)Cat Supplement Chews (340)Cat Supplement Tablets (44)Cat Supplement Capsules (57)Cat Supplement Powders (143)Liquid Cat Supplements (247)Cat Supplement Gels (59)

Products Showing 97-120 of 377

Liquid-Vet Cat Supplement - Itch & Allergy/Skin & Coat Support, Seafood Flavor, 8 fl oz

Liquid-Vet

Immune AllergyLiquid

Liquid-Vet Cat Supplement - Itch & Allergy/Skin & Coat Support, Unflavored, 8 fl oz

Liquid-Vet

Immune AllergyLiquid

LIX Restore Organic Mushroom Powder for Dogs & Cats

Only Natural Pet

Immune AllergyPowder

Longevity Complex Powder

ThorneVet

JointPowder

LONGEVITY Reishi Mushroom Powder | Antioxidants and Liver Protection

Animal Essentials

Heart LiverPowder

LungTone

Omega Alpha

Immune Allergy

ModucareVET

ThorneVet

Calming

More Mushrooms Kit for Cats - Complementary and Alternative Care Immune & Antioxidant Support - Value Size

Pet Wellbeing

Immune Allergy

Mushroom Immune Gold - Holistic Complementary Immune and Antioxidant Support for Cats

Pet Wellbeing

Immune Allergy

Mushroom Immune Pet Chews - 12 Units

Real Mushrooms

Immune AllergyChew

Mushroom Medley

ThorneVet

Digestive

Mushroom Powder

Wholistic Pet Organics

Immune AllergyPowder

Native Pet Allergy & Immune Air-Dried Organic Chews Probiotic & Colostrum Itchy Skin & Allergy Relief Supplement for Dogs, 30 count

Native Pet

JointChew

30 count

Native Pet Chews Sampler Bundle: Calming, Hip & Joint, Skin & Coat Chews for Dogs

Native Pet

JointChew

Native Pet Colostrum Immune System Powder Supplement for Dogs, 2.2-oz

Native Pet

JointPowder

Native Pet Daily Multivitamin Powder Organic 11-in-1 Clean Ingredient Supplement for Dogs, 7-oz

Native Pet

JointPowder

Native Pet Dog Supplement Trial Pack: Omega Oil, 3-fl oz bottle + The Daily 11-in-1 Powder, 1.7-oz + Probiotic Digestive Powder, 1.7-oz

Native Pet

JointPowder

Native Pet GutWell Itchy Skin, Immune & Allergy Supplement for Dogs, 12.7 oz.

Native Pet

DigestivePowder

Native Pet Probiotic Powder Organic, Human Grade, Vet-Formulated Digestive Supplement for Dogs, 8.2-oz

Native Pet

JointPowder

Native Pet Senior Daily Powder 12-in-1 Supplement for Senior Dogs, 6.3-oz

Native Pet

JointPowder

Native Pet Senior Wellness Bundle: Senior Daily Multivitamin, Hip & Joint Powder + Omega Oil for Dogs

Native Pet

JointPowder

Native Pet The Ultimate Skin & Coat Bundle: Sockeye Salmon Oil + Skin & Coat Chews for Dogs

Native Pet

JointChew

Nature's Herbs for Pets Itch Relief

Only Natural Pet

Skin Coat

NaturVet Aller-911 Skin & Coat Tabs, Count of 60

NaturVet

Skin CoatTablet

60 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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