Pet Longevity Review

Supplements

The $2.5B pet supplement industry has more marketing claims than peer-reviewed evidence. We audit ingredients against clinical benchmarks and call out the dose problems most product labels hide.

Supplements

The Best Joint Supplements for Dogs in 2026: We Compared 11 Brands on Ingredients, Dose, and Price

A DVM ranks 11 joint supplements against clinical benchmarks — the only framework that explains why most popular products are dramatically underdosed.

Dr. James Whitfield, DVM ·10 min
Supplements

Does Your Dog Actually Need a Daily Multivitamin? A Vet-Backed Breakdown by Life Stage

The answer depends entirely on what your dog eats. A veterinary nutritionist explains when supplements add value — and when they're expensive overkill.

Dr. Sofia Reyes, DVM ·7 min
Supplements

We Built a Complete Supplement Stack for a 7-Year-Old Dog With Joint Pain and Anxiety — Here's What We Chose

A real case study: building an evidence-based, under-$80/month protocol for a senior Lab with two of the most common aging challenges.

Marcus Webb, BSc ·8 min
Supplements

Calming Supplements for Dogs: CBD, Ashwagandha, L-Theanine, or Melatonin — What the Science Actually Says

A veterinary behaviorist gives the evidence-stratified breakdown of every ingredient in the $250M pet calming supplement market.

Dr. Maya Hutchins, DVM ·9 min
Supplements

The Rise of Personalized Pet Supplements: Are Subscription Services Like Nom Nom and Tailored Pet Actually Worth It?

We evaluated whether the customization in premium subscription services is nutritionally real — or just a price justification mechanism.

Kira Sutton ·7 min