Vitamins & Supplements

(30 results)
Oxbow Natural Science Vitamin C Small Pet Supplement - Vitamin C & High-Fiber Timothy Hay
(217)
$7.99
$9.99
Buy 1, get the 2nd 50% OFF small pet food, treats, hay, bedding & chews
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
+ 3 more
Oxbow Critical Care - Herbivore Small Pet Recovery Support
2 flavors
(18)
$10.19
$12.99
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 40% on your first Autoship order of Small Pet food, treats, hay and bedding
+ 2 more
HomeoPet® Cough Relief
(109)
$19.49
$19.99
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
HomeoPet® Digestive Upsets Relief
(155)
$19.49
$19.99
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Oasis® Vita-Drops Pure C™ Guinea Pig Vitamin C Health Supplement
(68)
$9.89
$9.99
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 2 more
HomeoPet® Nose Relief
(89)
$19.49
$19.99
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Science Selective Vitamin C Care Small Pet Supplement 3.5 oz
(2)
$6.29
$7.99
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 2 more
Oxbow Critical Care - Omnivore Small Pet Recovery Support
(10)
$13.99
$14.99
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Science Selective Skin & Coat Care Small Pet Supplement 3.5 oz
(0)
$6.29
$7.99
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 2 more
Science Selective Urinary Care Small Pet Supplement 3.5 oz
(2)
$6.29
$7.99
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 2 more
HomeoPet® Worm Clear Treatment
(119)
$19.49
$19.99
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Small Pet Select NutriRescue for Small Pets
(55)
$32.99
Buy 1, get the 2nd 50% OFF small pet food, treats, hay, bedding & chews
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
+ 2 more
HomeoPet Small Pet Digestive Upsets Relief Supplement
(0)
$19.99
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 2 more
HomeoPet Small Pet Nose Relief Respiratory Support Supplement
(1)
$19.99
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 2 more
Zymox® Small Animal & Exotic Topical Solution
(0)
$15.99
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 2 more
Zymox® Small Animal & Exotic Topical Skin Care Solution
(0)
$19.49
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 2 more
Full Cheeks™ Granite Chinchilla Cooling Stone
(4)
$8.79
$7.99
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 2 more
HomeoPet® Liver Rescue Treatment Small Pet Supplement
(3)
$19.49
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 1 more
HomeoPet® Coat Rescue Small Pet Skin Support
(0)
$19.49
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 1 more
HomeoPet® Hot Spot Relief Small Pet Skin Supplement
(1)
$19.49
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 1 more
HomeoPet® Skin & Itch Relief
(65)
$19.49
$19.99
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
HomeoPet® Leaks No More Relief Small Pet Urinary Support Supplement
(119)
$19.49
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 1 more
HomeoPet® Joint Stress Relief Small Pet Supplement
(1)
$19.49
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 1 more
HomeoPet® Anxiety Relief Small Pet Supplement
(22)
$19.49
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 1 more
HomeoPet® Travel Anxiety Relief Small Pet Supplement
(21)
$19.49
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 1 more
HomeoPet® Anxiety Relief Small Pet Supplement
(2)
$19.49
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 1 more
Oasis® Vita Drops® - Pure C Small Pet Vitamin C Supplement
(0)
$37.99
$49.89
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 1 more
Oasis® Vita Drops® Rabbit Vitamin Supplement
(0)
$37.99
$41.79
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 1 more
Oxbow Natural Science Skin & Coat Small Animal Supplement
(6)
$7.99
$8.49
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 1 more
Oxbow Natural Science Multi-Vitamin Small Animal Supplement
(7)
$7.99
$8.49
Earn 10% back in savings (that's 5X points) on ALL small pet products thru 11/25
Save 35% On Your First Autoship Order!
+ 1 more
  1. 1
No matter how small, we always want our furry friends to live their best lives. At PetSmart, we offer a variety of vitamins and supplements that may help promote overall wellness for your hamster, guinea pig, gerbil, or other small pet. Good pet health is influenced by proper nutrition. Keep your rabbit, guinea pig, ferret or other small pet healthy and happy with small pet vitamins & supplements at PetSmart. Choose from our wide variety of small pet health and grooming supplies for products that can help them get the most out of life.
With our collection of small pet vitamins & supplements, you can help them feel their best. At PetSmart, you’ll find small pet vitamins & supplements that can help support your small pet’s overall wellness. We carry small pet products that can be beneficial for:
  • Allergies
  • Deworming
  • Diarrhea
  • Digestive care
  • General health
  • Hip & joint
  • Hot spots
  • Immune support
  • Itch relief 
  • Skin & coat
  • Stress relief
  • Urinary tract
  • And More!

To stock up on other supplies for your cute little critter, hop on over to your neighborhood PetSmart or shop online for small pet food, treats & hay, litter & bedding, grooming supplies, odor removers and more!
PetSmart also offers convenient shopping with curbside or in-store pickup. Need something today? We have select items available for same-day delivery in most areas powered by DoorDash. For items you purchase frequently, PetSmart has Autoship that automatically delivers the items you want to your door as often as you’d like. Check the website to see what items are eligible.