Activate & earn 5,000 points on $60+ dog products & services thru 8/30* >

Immune, System & Allergy

(60 results)
Zesty Paws Dog Allergy & Immune Bites, Probiotics for Itchy Skin & Ears, Lamb Flavor, 90ct

Zesty Paws Dog Allergy & Immune Bites, Probiotics for Itchy Skin & Ears, Lamb Flavor, 90ct

(3197)
$32.97
$32.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 3 more
PetArmor® Dog Antihistamine Diphenhydramine HCI Tablets, Itch Relief & Probiotic, 100 Count

PetArmor® Dog Antihistamine Diphenhydramine HCI Tablets, Itch Relief & Probiotic, 100 Count

(166)
$6.99
$7.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 3 more
Purina Pro Plan Veterinary Diets FortiFlora Chewable Tablets - Digestive Supplement - 90 Count

Purina Pro Plan Veterinary Diets FortiFlora Chewable Tablets - Digestive Supplement - 90 Count

(362)
$80.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Zesty Paws Itch Relief Bites, Dog Soft Chew Immune Supplement for Skin Health, Chicken Flavor, 90ct

Zesty Paws Itch Relief Bites, Dog Soft Chew Immune Supplement for Skin Health, Chicken Flavor, 90ct

(590)
$32.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 1 more
Native Pet Dog Probiotic Digestive Health Powder Supplement, Made with Grassfed Beef, 1.7- 32.8oz
4 sizes

Native Pet Dog Probiotic Digestive Health Powder Supplement, Made with Grassfed Beef, 1.7- 32.8oz

(788)
$4.99
Options from
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 3 more
Native Pet Dog Allergy Air-Dried Chews, Itch Relief & Immune Support, Chicken, 60 & 120 CT
2 sizes

Native Pet Dog Allergy Air-Dried Chews, Itch Relief & Immune Support, Chicken, 60 & 120 CT

(325)
$24.99
Options from
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 3 more
Wuffes Dog Allergy & Itch Chews, Seasonal Allergy Support, Pork Liver Flavor, 50 Count

Wuffes Dog Allergy & Itch Chews, Seasonal Allergy Support, Pork Liver Flavor, 50 Count

(78)
$29.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Pet Honesty Dog Allergy Support Supplement, Occasional & Seasonal Allergies, Peanut Butter, 90ct

Pet Honesty Dog Allergy Support Supplement, Occasional & Seasonal Allergies, Peanut Butter, 90ct

(421)
$32.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 3 more
Pet Honesty Dog Digestive Probiotics, Supports Digestive Tract, Pumpkin Flavor, 90ct

Pet Honesty Dog Digestive Probiotics, Supports Digestive Tract, Pumpkin Flavor, 90ct

(474)
$32.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 3 more
Zesty Paws Dog Supplement Chew No Poo Bites, Gut Health, Poop Eating Deterrent, Chicken Flavor, 90ct

Zesty Paws Dog Supplement Chew No Poo Bites, Gut Health, Poop Eating Deterrent, Chicken Flavor, 90ct

(297)
$32.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 3 more
Only Natural Pet® Dog Aller Free Advanced Allergy Support Soft Chews, Natural Bacon Flavor, 60 Count

Only Natural Pet® Dog Aller Free Advanced Allergy Support Soft Chews, Natural Bacon Flavor, 60 Count

(313)
$23.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 3 more
Zesty Paws Dog Allergy & Immune Bites, Immune Support & Gut Health, Multiple Flavors, 90 Count
1 size 2 flavors

Zesty Paws Dog Allergy & Immune Bites, Immune Support & Gut Health, Multiple Flavors, 90 Count

(2910)
$32.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Zesty Paws Dog Vet Strength Allergy & Immune, Fish Oil & Immune Blend, Smoked Cheese Flavor, 90ct

Zesty Paws Dog Vet Strength Allergy & Immune, Fish Oil & Immune Blend, Smoked Cheese Flavor, 90ct

(252)
$49.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Nutramax Dog & Cat Cobalequin Chewable Tablets B12 Supplement with 5- MTHF, 45 Count

Nutramax Dog & Cat Cobalequin Chewable Tablets B12 Supplement with 5- MTHF, 45 Count

(0)
$24.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Zesty Paws Dog Probiotic Bites, Support Gut Health and Immune Function, Chicken Flavor, 90ct

Zesty Paws Dog Probiotic Bites, Support Gut Health and Immune Function, Chicken Flavor, 90ct

(1934)
$32.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Zesty Paws Dog Probiotic Bites for Puppies, Gut Health & Gut Flora, Pumpkin Flavor, 90 Count

Zesty Paws Dog Probiotic Bites for Puppies, Gut Health & Gut Flora, Pumpkin Flavor, 90 Count

(264)
$20.97
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Nulo Dog Immune Dog Immune & Allergy Supplement, Prebiotic and Probiotics with Turmeric, 90 Count

Nulo Dog Immune Dog Immune & Allergy Supplement, Prebiotic and Probiotics with Turmeric, 90 Count

(4)
$29.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Fera Pets Dog & Cat Mushroom Supplement, USDA Organic, Cognitive & Immune Health, 120 Scoops

Fera Pets Dog & Cat Mushroom Supplement, USDA Organic, Cognitive & Immune Health, 120 Scoops

(151)
$34.95
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
WOOF Dog Allergy & Immunity Pupsicle Pops Refill, Immune Support, PB & Beef Flavor, Multiple Sizes
3 sizes

WOOF Dog Allergy & Immunity Pupsicle Pops Refill, Immune Support, PB & Beef Flavor, Multiple Sizes

(313)
$19.99
Options from
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 3 more
Chew + Heal Dog Cranberry Support Urinary Tract Soft Chew Supplements, Bladder Support, 120 Count

Chew + Heal Dog Cranberry Support Urinary Tract Soft Chew Supplements, Bladder Support, 120 Count

(8)
$27.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Native Pet Dog Beef Bone Broth Powder, Nutritional Topper for Picky Eaters, Real Beef, 4.75, 9.5oz
2 sizes

Native Pet Dog Beef Bone Broth Powder, Nutritional Topper for Picky Eaters, Real Beef, 4.75, 9.5oz

(475)
$24.99
Options from
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
NaturVet All-in-One Dog Soft Chews Multivitamin Supplement, Probiotics, Bacon & Chicken, 60 Count

NaturVet All-in-One Dog Soft Chews Multivitamin Supplement, Probiotics, Bacon & Chicken, 60 Count

(319)
$18.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 3 more
Pet Wellbeing Throat GOLD Liquid Respiratory Dog & Cat Supplement
2 sizes 1 flavor

Pet Wellbeing Throat GOLD Liquid Respiratory Dog & Cat Supplement

(554)
$47.95
Options from
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Zesty Paws Senior Dog Supplement Advanced Probiotic Bites, Gut Health Blend, Chicken Flavor, 90ct

Zesty Paws Senior Dog Supplement Advanced Probiotic Bites, Gut Health Blend, Chicken Flavor, 90ct

(184)
$42.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Zesty Paws Dog Hemp Elements Allergy & Immune Bites, Seasonal Allergies, Cheese Flavor, 90ct

Zesty Paws Dog Hemp Elements Allergy & Immune Bites, Seasonal Allergies, Cheese Flavor, 90ct

(552)
$36.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 3 more
Vetality Twist & Lick Aller-immune + Skin & Coat Supplement 2.3 oz

Vetality Twist & Lick Aller-immune + Skin & Coat Supplement 2.3 oz

(80)
$24.64
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Rooted Owl® Natural Immunity Vegan Supplement Capsules for Dog & Cat, Mushroom Blend, 60 Count

Rooted Owl® Natural Immunity Vegan Supplement Capsules for Dog & Cat, Mushroom Blend, 60 Count

(1)
$41.00
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Pet Honesty Dog Allergy Support Fresh Sticks, Pumpkin Peanut Butter Flavored, 30 Count

Pet Honesty Dog Allergy Support Fresh Sticks, Pumpkin Peanut Butter Flavored, 30 Count

(2)
$19.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
NaturVet Dog Lickable Multi-Vitamin Immunity Food Supplement, Peanut Butter Flavor, 6.4 fl oz

NaturVet Dog Lickable Multi-Vitamin Immunity Food Supplement, Peanut Butter Flavor, 6.4 fl oz

(2)
$9.97
$12.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Pet Protect Dog Allergy & Immune+ Soft Chew Supplements, Vet-Formulated, Bacon Flavor, 60 Count

Pet Protect Dog Allergy & Immune+ Soft Chew Supplements, Vet-Formulated, Bacon Flavor, 60 Count

(179)
$29.99
$33.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Chew + Heal Dog Immune Support Mushroom Complex Soft Chews, Made in USA, 90 Count

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

(1)
$49.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Native Pet Dog Colostrum Immune System Support Powder Supplement, Boosts Immunity , 2.2 oz

Native Pet Dog Colostrum Immune System Support Powder Supplement, Boosts Immunity , 2.2 oz

(38)
$29.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Save 35% On Your First Autoship Order!
+ 1 more
Zesty Paws Dog Probiotic Powder Supplement, Gut Flora & Digestive Aid, Pumpkin Flavor, 30 Count

Zesty Paws Dog Probiotic Powder Supplement, Gut Flora & Digestive Aid, Pumpkin Flavor, 30 Count

(320)
$29.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Zesty Paws Dog Allergy & Immune Bites Immune & Gut Support Supplement, Lamb Flavor, 250 Count

Zesty Paws Dog Allergy & Immune Bites Immune & Gut Support Supplement, Lamb Flavor, 250 Count

(1)
$74.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Rocco & Roxie Dog Allergy Health Supplement Soft Chew, Seasonal Allergy, Duck Flavor, 60 Count

Rocco & Roxie Dog Allergy Health Supplement Soft Chew, Seasonal Allergy, Duck Flavor, 60 Count

(68)
$19.99
$31.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Greenies Dog Allergy & Immune Support Sensitive Care Supplement, Peanut Butter Flavor, 40-80 Count

Greenies Dog Allergy & Immune Support Sensitive Care Supplement, Peanut Butter Flavor, 40-80 Count

(68)
$20.98
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Pet Parents® Allergry SoftSupps® Dog Immune & Allergy Relief Supplement, Salmon Flavor, 90 Count

Pet Parents® Allergry SoftSupps® Dog Immune & Allergy Relief Supplement, Salmon Flavor, 90 Count

(24)
$29.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Chew + Heal Dog Allergy Itch Relief Vitamin, Immune System Supplements, Chicken Flavor, 90 Count

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

(0)
$24.99
$27.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Healthy Pup Dog Multi Max Multifunctional Daily Support Soft Chews, Daily Vitamin, 120 Count

Healthy Pup Dog Multi Max Multifunctional Daily Support Soft Chews, Daily Vitamin, 120 Count

(0)
$28.00
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
Chew + Heal Dog Milk Thistle Moringa Oil & Salmon Oil Liver Support Tincture, Skin & Coat, 2-fl oz

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

(0)
$19.99
5,000 pts ($10 back in savings) when you spend $60+ on ALL dog merchandise and services thru 8/30. Earn once a day, up to 5 days.
Buy 2, get the 3rd 50% OFF dog & cat supplements & calming products thru 8/30, online only
+ 2 more
  2. 1
  3. 2
*Details available on the Promotional Terms Page.