Shop By Health Need / Dog / Weak Immunity

This collection gathers 82 immune-support foods, supplements, and treats for dogs whose natural defences may need extra attention, including senior dogs, those recovering from illness, and any dog needing steady daily support. If you're looking to shop by health need for dog weak immunity, you'll find antioxidant-rich treats, functional foods, and targeted supplements here. Many options feature ingredients like omega-3 fatty acids, vitamins C and E, and probiotics that help maintain a healthy immune system and overall resilience. Not sure where to start? Our team can help you match a product to your dog's age, size, and dietary needs. Shop in North York or ship across Canada.