Allergy Supplements & Immune Support for Cats

Sort
Filter
Slide 1 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 1 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 2 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 3 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 4 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 5 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 6 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 7 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 8 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 9 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 1 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 2 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 3 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 4 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 5 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 6 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 7 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 8 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 9 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 1 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 2 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 3 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 4 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 5 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 6 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 7 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 8 of 9
Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count slide 9 of 9

Real Mushrooms Mushroom Immune Chews Supplement for Dogs & Cats, 60 count

Rated 4.3 out of 5 stars
62
$44.95 Chewy Price
($0.75/ea) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Slide 1 of 3
Animal Essentials Mushroom Defense Immune Support Dog & Cat Supplement, 2-fl oz bottle slide 1 of 3
Animal Essentials Mushroom Defense Immune Support Dog & Cat Supplement, 2-fl oz bottle slide 2 of 3
Animal Essentials Mushroom Defense Immune Support Dog & Cat Supplement, 2-fl oz bottle slide 3 of 3
Animal Essentials Mushroom Defense Immune Support Dog & Cat Supplement, 2-fl oz bottle slide 1 of 3
Animal Essentials Mushroom Defense Immune Support Dog & Cat Supplement, 2-fl oz bottle slide 2 of 3
Animal Essentials Mushroom Defense Immune Support Dog & Cat Supplement, 2-fl oz bottle slide 3 of 3
Animal Essentials Mushroom Defense Immune Support Dog & Cat Supplement, 2-fl oz bottle slide 1 of 3
Animal Essentials Mushroom Defense Immune Support Dog & Cat Supplement, 2-fl oz bottle slide 2 of 3
Animal Essentials Mushroom Defense Immune Support Dog & Cat Supplement, 2-fl oz bottle slide 3 of 3

Animal Essentials Mushroom Defense Immune Support Dog & Cat Supplement, 2-fl oz bottle

Rated 4.5 out of 5 stars
93
$28.60 Chewy Price
($14.30/fl oz) Price per Unit
$46.95 List Price
39% Off
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Slide 1 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 1 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 2 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 3 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 4 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 5 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 6 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 7 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 8 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 1 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 2 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 3 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 4 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 5 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 6 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 7 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 8 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 1 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 2 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 3 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 4 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 5 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 6 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 7 of 8
Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count slide 8 of 8

Rx Vitamins RxCurcuWIN Chewable Tablet Immune Supplement for Cats & Dogs, 90 count

Rated 4.5 out of 5 stars
32
$36.95 Chewy Price
($0.42/ea) Price per Unit
$46.19 List Price
20% Off
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Slide 1 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 1 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 2 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 3 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 4 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 5 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 6 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 7 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 1 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 2 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 3 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 4 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 5 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 6 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 7 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 1 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 2 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 3 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 4 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 5 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 6 of 7
Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Supplement, 2-fl oz bottle slide 7 of 7

Sovereign Silver Pets Daily+ Immune Support Bio-Active Silver Hydrosol Small Dog & Cat Suppleme...

Rated 4.5 out of 5 stars
32
$14.99 Chewy Price
($7.50/fl oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Earth Animal Apothecary Immune Support Herbal Liquid Immune Supplement for Dogs & Cats, 2-fl oz...

Rated 4.3 out of 5 stars
22
$20.99 Chewy Price
($10.50/fl oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Bark and Whiskers Seasonal Support Dog & Cat Supplement, 3.17-oz jar

Rated 3.6 out of 5 stars
65
$29.97 Chewy Price
($9.46/oz) Price per Unit
$37.49 List Price
20% Off
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Natura Petz Organics GET OVIR IT MAX Master Blend Broad Spectrum Plant Anti Viral Anti Bacteria...

Rated 4.3 out of 5 stars
46
$34.99 Chewy Price
($0.39/ea) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

The Pawganic Itch Rescue Herbal Tincture Liquid Allergy Relief Supplement for Cats, 2-fl oz bot...

Rated 5 out of 5 stars
1
$49.00 Chewy Price
($24.50/fl oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

VetriScience Vetri Lysine Plus Chicken Flavored Soft Chews Immune Supplement for Cats, 180 coun...

Rated 4.2 out of 5 stars
92
$33.50 Chewy Price
($0.19/ea) Price per Unit
$34.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Pet Wellbeing Mushroom Immune GOLD Bacon Flavored Liquid Immune Supplement for Cats & Dogs, 8-o...

Rated 4.5 out of 5 stars
46
$69.95 Chewy Price
($8.75/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Licks Pill-Free IMMUNITY Cat Supplement, 30 count

Rated 3.6 out of 5 stars
25
$29.99 Chewy Price
($1.00/ea) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Fera Pets Immune Goat Milk Powder Supplement for Dogs & Cats, 6.34-oz pouch

Rated 4.3 out of 5 stars
34
$29.95 Chewy Price
($4.73/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Wholistic Pet Organics Pure Estrer-C Immune Boost Dog & Cat, 4-oz jar

Rated 4.8 out of 5 stars
36
$31.99 Chewy Price
($8.00/oz) Price per Unit
$43.99 List Price
27% Off
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Rx Vitamins GlucaMune Capsules Immune Supplement for Cats & Dogs, 90 count

Rated 4.8 out of 5 stars
10
$44.00 Chewy Price
($0.49/ea) Price per Unit
$50.89 List Price
14% Off
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Dr. Goodpet Maximum Protection Vitamins & Minerals Healthy Skin, Coat & Bones Dog & Cat Supplem...

Rated 4.7 out of 5 stars
16
$12.95 Chewy Price
($1.62/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Animal Essentials Combat Turkey Tail Mushroom Cat & Dog Vitamin Supplement, 70-gm jar

Rated 4.1 out of 5 stars
22
$27.99 Chewy Price
($0.40/g) Price per Unit
$37.95 List Price
26% Off
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Bark and Whiskers Fermented Mushroom Blend Dog & Cat Supplement, 2.1-oz jar

Rated 4.4 out of 5 stars
141
$19.97 Chewy Price
($9.51/oz) Price per Unit
$24.99 List Price
20% Off
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Natura Petz Organics FUNGUS AMONG US MAX* Master Blend Fungus, Mold & Yeast Support* Cat Supple...

Rated 3.3 out of 5 stars
12
$34.99 Chewy Price
($0.39/ea) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Dr. Tim's Elk Probiotic Freeze-Dried Topper Dog & Cat Supplement, 12-oz bag

Rated 4.2 out of 5 stars
10
$37.69 Chewy Price
($3.15/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Vet Organics EcoImmune Immune Support Dog & Cat Supplement, 4-oz bag

Rated 4.4 out of 5 stars
22
$25.95 Chewy Price
($6.49/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Pet Wellbeing Detox GOLD Bacon Flavored Liquid Immune Supplement for Cats, 2-oz bottle

Rated 4.2 out of 5 stars
20
$40.95 Chewy Price
($20.48/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Hemp Well Immune Liquid Supplement for Dogs & Cat, 2-fl oz bottle

Rated 4.9 out of 5 stars
9
$23.99 Chewy Price
($12.00/fl oz) Price per Unit
$29.99 List Price
20% Off
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

The Petz Kitchen Graviola Powder Dog & Cat Supplement, 8-oz bag

Rated 3.4 out of 5 stars
15
$20.00 Chewy Price
($2.50/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Loading options...

Loading options...

VetClassics CAS Options Extra Strength Immune & Antioxidant Support Chewable Tablets Dog & Cat ...

Rated 4.6 out of 5 stars
44
$68.99 Chewy Price
($0.58/ea) Price per Unit
$78.99 List Price
13% Off
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Rx Vitamins GlucaMune Forte Capsules Immune Supplement for Dogs & Cats, 60 count

Rated 5 out of 5 stars
1
$66.79 Chewy Price
($1.12/ea) Price per Unit
$83.49 List Price
20% Off
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Loading options...

Loading options...

Whole Life Nature's Remedy Skin & Allergy Support Whole Food Cat Supplement, 4.5-oz bag

Rated 3.9 out of 5 stars
76
$16.43 Chewy Price
($3.66/oz) Price per Unit
$19.99 List Price
18% Off
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Pet Wellbeing Itch Support GOLD Liquid Allergy Supplement for Cats, 2-oz bottle

Rated 4.1 out of 5 stars
32
$31.95 Chewy Price
($15.98/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

New

TwoHearts Pets Calvin’s Stop-That-Licking Allergy Relief Powdered Supplements for Dogs & Cats, ...

$32.00 Chewy Price
($0.14/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Natura Petz Organics I CELLEBRATE LIFE MAX MEAL TOPPER- Antioxidant Cellular Boost + Adjunctive...

Rated 4.5 out of 5 stars
2
$34.99 Chewy Price
($8.75/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Wysong Pet Inoculant Dog & Cat Food Supplement, 4-fl oz bottle

Rated 4.5 out of 5 stars
11
$29.89 Chewy Price
($7.48/fl oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Prana Pets Immunity Blend Immune Health Liquid Cat & Dog Supplement, 2-fl oz bottle

Rated 4.7 out of 5 stars
60
$37.95 Chewy Price
($18.98/fl oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Under the Weather L-lysine Immune Support Chews Cat Supplement, 3.17-oz bag

Rated 2 out of 5 stars
10
$18.99 Chewy Price
($6.00/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

NaturVet Aller-911 Plus Antioxidants Chewable Tablets Allergy Supplement for Cats & Dogs, 60 co...

Rated 3 out of 5 stars
49
$25.97 Chewy Price
($0.44/ea) Price per Unit
$30.99 List Price
16% Off
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Animal Necessity Imuno-2865 Natural Immune Adjunctive Support Dog & Cat Supplement, 45 count

Rated 4.7 out of 5 stars
29
$40.00 Chewy Price
($0.89/ea) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Bark and Whiskers Immune Support Dog & Cat Supplement, 3.38-oz jar

Rated 4.8 out of 5 stars
20
$34.97 Chewy Price
($10.35/oz) Price per Unit
$43.75 List Price
20% Off
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Rx Vitamins Bio-C Powder Immune Supplement for Cats & Dogs, 4-oz bottle

Rated 4.6 out of 5 stars
67
$21.49 Chewy Price
($5.38/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

NASC Certified

Save 5% on repeat deliveries

Health Feature

Lifestage

Product Form

Active Ingredient

Brand

7 Brands are shown below

Deals & Savings

Price

Customer Rating