Free $30 eGift card with your $100 order

Cat Vitamins for Immune System

Slide 1 of 9
Zesty Paws Aller-Immune Bites Bacon Flavored Lysine Supplement for Cats, 60 count slide 1 of 9
Zesty Paws Aller-Immune Bites Bacon Flavored Lysine Supplement for Cats, 60 count slide 2 of 9
Zesty Paws Aller-Immune Bites Bacon Flavored Lysine Supplement for Cats, 60 count slide 3 of 9
Zesty Paws Aller-Immune Bites Bacon Flavored Lysine Supplement for Cats, 60 count slide 4 of 9
Zesty Paws Aller-Immune Bites Bacon Flavored Lysine Supplement for Cats, 60 count slide 5 of 9
Zesty Paws Aller-Immune Bites Bacon Flavored Lysine Supplement for Cats, 60 count slide 6 of 9
Zesty Paws Aller-Immune Bites Bacon Flavored Lysine Supplement for Cats, 60 count slide 7 of 9
Zesty Paws Aller-Immune Bites Bacon Flavored Lysine Supplement for Cats, 60 count slide 8 of 9
Zesty Paws Aller-Immune Bites Bacon Flavored Lysine Supplement for Cats, 60 count slide 9 of 9

Zesty Paws Aller-Immune Bites Bacon Flavored Lysine Supplement for Cats, 60 count

Rated 3.5 out of 5 stars
537
$17.47 Chewy Price
($0.30/ea) Price per Unit
Autoship Price

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

Slide 1 of 9
Paramount Pet Health Omega-3 Fish Oil Dog & Cat Supplement, 16oz slide 1 of 9
Paramount Pet Health Omega-3 Fish Oil Dog & Cat Supplement, 16oz slide 2 of 9
Paramount Pet Health Omega-3 Fish Oil Dog & Cat Supplement, 16oz slide 3 of 9
Paramount Pet Health Omega-3 Fish Oil Dog & Cat Supplement, 16oz slide 4 of 9
Paramount Pet Health Omega-3 Fish Oil Dog & Cat Supplement, 16oz slide 5 of 9
Paramount Pet Health Omega-3 Fish Oil Dog & Cat Supplement, 16oz slide 6 of 9
Paramount Pet Health Omega-3 Fish Oil Dog & Cat Supplement, 16oz slide 7 of 9
Paramount Pet Health Omega-3 Fish Oil Dog & Cat Supplement, 16oz slide 8 of 9
Paramount Pet Health Omega-3 Fish Oil Dog & Cat Supplement, 16oz slide 9 of 9

Paramount Pet Health Omega-3 Fish Oil Dog & Cat Supplement, 16oz

Rated 4.2 out of 5 stars
89
$34.97 Chewy Price
($2.19/oz) Price per Unit
$44.97 List Price
Autoship Price

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

Slide 1 of 6
Rx Vitamins Immuno Liquid Immune Supplement for Cats & Dogs, 2-fl oz bottle slide 1 of 6
Rx Vitamins Immuno Liquid Immune Supplement for Cats & Dogs, 2-fl oz bottle slide 2 of 6
Rx Vitamins Immuno Liquid Immune Supplement for Cats & Dogs, 2-fl oz bottle slide 3 of 6
Rx Vitamins Immuno Liquid Immune Supplement for Cats & Dogs, 2-fl oz bottle slide 4 of 6
Rx Vitamins Immuno Liquid Immune Supplement for Cats & Dogs, 2-fl oz bottle slide 5 of 6
Rx Vitamins Immuno Liquid Immune Supplement for Cats & Dogs, 2-fl oz bottle slide 6 of 6

Loading options...

Loading options...

Rx Vitamins Immuno Liquid Immune Supplement for Cats & Dogs, 2-fl oz bottle

Rated 4.4 out of 5 stars
39
$23.59 Chewy Price
($11.80/fl oz) Price per Unit
$29.49 List Price
Autoship Price

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

Slide 1 of 8
Zesty Paws Allergy & Immune Chicken Flavored Mousse Lickable Supplement for Cats, 14 count slide 1 of 8
Zesty Paws Allergy & Immune Chicken Flavored Mousse Lickable Supplement for Cats, 14 count slide 2 of 8
Zesty Paws Allergy & Immune Chicken Flavored Mousse Lickable Supplement for Cats, 14 count slide 3 of 8
Zesty Paws Allergy & Immune Chicken Flavored Mousse Lickable Supplement for Cats, 14 count slide 4 of 8
Zesty Paws Allergy & Immune Chicken Flavored Mousse Lickable Supplement for Cats, 14 count slide 5 of 8
Zesty Paws Allergy & Immune Chicken Flavored Mousse Lickable Supplement for Cats, 14 count slide 6 of 8
Zesty Paws Allergy & Immune Chicken Flavored Mousse Lickable Supplement for Cats, 14 count slide 7 of 8
Zesty Paws Allergy & Immune Chicken Flavored Mousse Lickable Supplement for Cats, 14 count slide 8 of 8

Zesty Paws Allergy & Immune Chicken Flavored Mousse Lickable Supplement for Cats, 14 count

Rated 3.3 out of 5 stars
211
$16.47 Chewy Price
($1.18/ea) Price per Unit
Autoship Price

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

Solid Gold SeaMeal Skin & Coat, Digestive & Immune Health Powder Grain-Free Supplement for Dogs...

Rated 4.4 out of 5 stars
637
$29.97 Chewy Price
($29.97/lb) Price per Unit
Autoship Price

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

Alaska Naturals Wild Alaskan Salmon Oil Formula Cat Supplement, 4-fl oz bottle

Rated 3.7 out of 5 stars
65
$9.30 Chewy Price
($2.33/fl 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...

Tomlyn Immune Support Hickory Flavored Soft Chews Immune Supplement for Cats, 30 count bag

Rated 4.1 out of 5 stars
278
$16.99 Chewy Price
($0.57/ea) Price per Unit
Autoship Price

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

Loading options...

Loading options...

Nutramax Dermaquin Skin Support Vitamins Chew Supplement for Small & Medium Dogs & Cats, 60 cou...

Rated 4.5 out of 5 stars
156
$29.99 Chewy Price
($0.50/ea) Price per Unit
Autoship Price

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

Earth Animal Apothecary Cough, Wheeze, & Sneeze Herbal Liquid Respiratory Supplement for Dogs &...

Rated 4.1 out of 5 stars
553
$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

Felisyl L-Lysine Granules Immune System Support, Salmon Flavor for Cats, 3.5-oz jar

Rated 4.3 out of 5 stars
209
$16.03 Chewy Price
($4.58/oz) Price per Unit
$16.99 List Price
Autoship Price

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

NOW Pets Pet Allergy Dog & Cat Supplement, 75 count

Rated 4 out of 5 stars
74
$22.40 Chewy Price
($0.30/ea) Price per Unit
$33.99 List Price
Autoship Price

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

Wholistic Pet Organics Organic Feline Complete Pumpkin Enhanced Powder Daily Multivitamin for C...

Rated 4.4 out of 5 stars
67
$13.99 Chewy Price
($3.50/oz) Price per Unit
Autoship Price

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

Earth Animal Apothecary Allergy & Skin Herbal Liquid Allergy Supplement for Dogs & Cats, 2-fl o...

Rated 3.9 out of 5 stars
95
$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

VetriScience Lysine Plus Lysine Immunity Health Chicken Flavored Chews Immune Supplement for Ca...

Rated 3.9 out of 5 stars
2,007
$20.90 Chewy Price
($0.18/ea) Price per Unit
$25.00 List Price
Autoship Price

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

Strawfield Pets Super Chews with Probiotics, Lysine, Salmon Oil & Catnip Soft Chews Cat Supplem...

Rated 3.5 out of 5 stars
21
$24.95 Chewy Price
($0.21/ea) Price per Unit
$37.26 List Price
Autoship Price

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

Deley Naturals Fish Oil Cat Supplement, 16-fl oz bottle

Rated 3.7 out of 5 stars
41
$31.96 Chewy Price
($2.00/fl oz) Price per Unit
$42.99 List Price
Autoship Price

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

Coco and Luna L-Lysine Immune Support Salmon Flavor Powder Cat Supplement, 4-oz jar

Rated 4.3 out of 5 stars
387
$22.99 Chewy Price
($5.75/oz) Price per Unit
Autoship Price

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

Felisyl PLUS L-Lysine Feline Immunity Liquid Concentrate Chicken Flavor Supplement for Cats, 2-...

Rated 3.7 out of 5 stars
29
$17.49 Chewy Price
($8.75/fl oz) Price per Unit
$19.99 List Price
Autoship Price

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

Loading options...

Loading options...

Natura Petz Organics IMMUNE WARRIOR MAX* Immune Regulator & Anti-Inflammatory Support* Cat Supp...

$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

Alaska Naturals Wild Alaskan Pollock Oil Natural Cat Supplement, 4-fl oz bottle

Rated 3.8 out of 5 stars
37
$8.36 Chewy Price
($2.09/fl oz) Price per Unit
Autoship Price

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

Nutramax Imuquin Immune Support Capsule Supplement for Cats, 30 count

Rated 4.2 out of 5 stars
576
$19.99 Chewy Price
($0.67/ea) Price per Unit
Autoship Price

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

HOLI Single-Ingredient Topper Digestive Health Goat Milk Flavored Powder Milk Supplement for Do...

Rated 4.5 out of 5 stars
8
$24.99 Chewy Price
($3.34/oz) Price per Unit
Autoship Price

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

New

Spirited Paw Probiotic + Gut Health Digestive Aid Capsule Supplement for Dogs & Cats, 90 count

$32.00 Chewy Price
Autoship Price

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

PetAg Bene-Bac Powder FOS & Probiotics for Dogs, Cats, Exotic & Wildlife Mammals, 16-oz jar

Rated 4.6 out of 5 stars
213
$33.99 Chewy Price
($2.13/oz) Price per Unit
$39.99 List Price
Autoship Price

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

Paramount Pet Health Wild Alaskan Salmon Oil Dog & Cat Supplement, 2-fl oz bottle

Rated 4.2 out of 5 stars
52
$18.97 Chewy Price
($9.49/fl oz) Price per Unit
$29.97 List Price
Autoship Price

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

Wellnergy Pets Probiotics & Prebiotics Supplement for Cats & Dogs, 160 count

Rated 4.2 out of 5 stars
37
$24.99 Chewy Price
($0.16/ea) Price per Unit
$28.99 List Price
Autoship Price

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

Licks Pill-Free IMMUNITY Cat Supplement, 10 count

Rated 3.5 out of 5 stars
29
$12.99 Chewy Price
($1.30/ea) Price per Unit
Autoship Price

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

VetriScience Vetri-DMG Liquid Immune Supplement for Dogs, Cats & Birds, 114-mL

Rated 4.6 out of 5 stars
291
$28.31 Chewy Price
($0.25/mL) Price per Unit
$58.17 List Price
Autoship Price

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

Natura Petz Organics SHAKE YOUR GROOVE THING* - Bowel & Parasite Detox & Cleanse Support* Cat S...

Rated 4.5 out of 5 stars
17
$29.99 Chewy Price
($0.34/ea) Price per Unit
Autoship Price

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

NaturVet Aller-911 Advanced Allergy Supplement for Dogs & Cats, 9-oz bag

Rated 3.9 out of 5 stars
89
$34.99 Chewy Price
($3.89/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...

Vetoquinol Enisyl-F Paste Immune Supplement for Cats, 100 mL

Rated 4.4 out of 5 stars
402
$46.46 Chewy Price
($0.47/mL) Price per Unit
$46.49 List Price
Autoship Price

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

Beloved Pets Kennel Cough Treatment & Natural Infection Medicine for Dogs & Cats, 2-fl oz bottl...

Rated 4.7 out of 5 stars
27
$19.99 Chewy Price
($10.00/fl 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...

WellJoy Immune + GutBoost Chicken Flavored Soft Chew with Lysine Supplements for Cats, 3.2-oz j...

Rated 2.9 out of 5 stars
70
$19.95 Chewy Price
($0.23/ea) Price per Unit
$23.95 List Price
Autoship Price

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

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

Rated 4.8 out of 5 stars
24
$31.49 Chewy Price
($0.53/ea) Price per Unit
Autoship Price

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

PetAg Vitamin & Mineral Gel Supplement for Cats 4 Months & Older, 3.5-oz tube

Rated 4.2 out of 5 stars
168
$12.74 Chewy Price
($3.64/oz) Price per Unit
$14.99 List Price
Autoship Price

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

Loading options...

Loading options...

VetClassics Liver Support Soft Chews Dog & Cat Supplement, 60 count

Rated 4.2 out of 5 stars
151
$39.99 Chewy Price
($0.67/ea) Price per Unit
$43.99 List Price
Autoship Price

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

Category

Save 5% on repeat deliveries

Health Feature

Lifestage

Product Form

Active Ingredient

Brand

7 Brands are shown below

NASC Certified

Price

Customer Rating