How Common Are Supplements in Dogs? Evidence from the Dog Aging Project

How Common Are Supplements in Dogs? Evidence from the Dog Aging Project

From Veterinary Vertex by AVMA Journals

February 12, 2026 · 18 min

About this episode

This episode discusses the prevalence of supplements in dogs and examines the evidence behind their use with researchers from the Dog Aging Project.

Send us Fan Mail Half of the dogs in a massive nationwide study are getting supplements—yet few products face drug-level scrutiny before they hit pet store shelves. We sit down with researchers Drs. Janice O'Brien and Audrey Ruple from the Dog Aging Project to unpack what owners actually give, why they reach for these products, and how the evidence stacks up against bold marketing claims. We dig into the big three—omega-3 fatty acids, glucosamine and chondroitin, and probiotics—and map how u...

People in this episode

Guests: Dr. Janice O'Brien, Dr. Audrey Ruple

Topics covered

  • dog supplements
  • pet health
  • research study
  • omega-3 fatty acids
  • glucosamine
  • chondroitin
  • probiotics

Keywords

  • dog supplements
  • Dog Aging Project
  • omega-3
  • glucosamine
  • chondroitin
  • probiotics
  • pet health
  • research

Mentioned in this episode

Organizations: Dog Aging Project

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