Use code ONREPEAT at checkout for 65% off up to $65 on Auto-Refill Orders.

Use code CHOICE30 at checkout for 30% off up to $30 on your next order.*

*Coupon terms and conditions: code CHOICE30 applicable for one-time or Subscribe & Save orders, for a limited time. Coupon codes apply to many, but not all, products. Excluded products include but are not limited to Azodyl, Bravecto, Bravecto Plus, Droncit, Incurin, Mometamax, Numelvi, Optimmune, Posatex, Sentinel, Tri-Heart Plus, VetPen, Vetsulin, compounded and refrigerated medications. Manufacturer promotional maximums may apply.

Use code ROYAL35 at checkout for 35% off up to $20 on your first Royal Cain Subscribe & Save order.*

*Coupon terms and conditions: code ROYAL35 applicable for first-time Subscribe & Save orders only. Promotional code valid through December 31, 2026. Manufacturer promotional maximums may apply.

Use code EASYFILL50 at checkout for 50% off up to $50 on your first Subscribe & Save order.*

*Coupon terms and conditions: code EASYFILL50 applicable for first-time Subscribe & Save orders only, for a limited time. Coupon codes apply to many, but not all, products. Excluded products include but are not limited to Azodyl, Bravecto, Bravecto Plus, Droncit, Incurin, Mometamax, Numelvi, Optimmune, Posatex, Sentinel, Tri-Heart Plus, VetPen, Vetsulin, compounded and refrigerated medications. Manufacturer promotional maximums may apply.

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Dog vitamins and supplements to support overall health, immunity, and wellness. Shop Koala Health.

Dog Vitamins & Supplements

vitamins & supplements

Probiotics supply "good" bacteria to the gut and promote overall digestive health.

Nutramax Proviable-DC®

Nutramax Proviable® Probiotics Diarrhea Support Kit

Solliquin is an anxiety-relieving and calming supplement made with L-theanine, floral extracts, and whey protein concentrate.

Nutramax Solliquin® for Cats and Dogs

Nutramax Solliquin® for Large Dogs

Pet-Cal Tablets provide a palatable calcium, phosphorus, vitamin D preparation for dogs and cats.

Pet-Cal Tablets for Dogs and Cats

Pet Tabs Vitamin Supplements for Dogs are formulated with 20 essential vitamins and minerals to balance and complete your dog’s nutrition.

Pet-Tabs Plus Vitamin Supplements for Dogs

Pet Tabs Vitamin Supplements for Dogs are formulated with 17 essential vitamins and minerals to balance and complete your dog’s nutrition.

Pet-Tabs Vitamin Supplements for Dogs

Pet-Tinic provides essential vitamins and minerals in a meat-flavored liquid base that pets love.

Pet-Tinic Drops for Dogs & Cats

Pro-Pectalin is an anti-diarrheal over the counter oral gel for dogs and cats that helps resolve and provides relief for diarrhea caused by stress or other influences.

Pro-Pectalin Anti-Diarrheal Gel for Dogs and Cats

Pro-Pectalin is an anti-diarrheal over the counter that helps maintain proper gut pH, supports normal digestive function, and aids in reducing occasional loose stools due to environmental stress or changes in diet.

Pro-Pectalin Anti-Diarrheal Tablets for Dogs and Cats

VetClassics Protegrity GI Probiotics help support normal gastrointestinal health for pets.

Protegrity GI Probiotics Soft Chews

Purina Calming Care for dogs formula helps calm dogs with anxiety and reduce anxious behaviors like excessive vocalizations, pacing, jumping or spinning. This dog stress relief supplement also supports a reduced cortisol response and helps dogs maintain positive cardiac activity during stressful events. Safe and effective, this dog supplement powder is simple to administer by adding it to your dog’s regular food. 