Yuth Wellness Journal
We translate the science of canine healthy aging into practical supplement guidance for devoted senior-dog owners.
Can You Give a Dog Too Much Fiber? Signs, Limits, and the Simple Fix
Yes, dogs can get too much fiber. A veterinarian explains the warning signs, how excess fiber lowers nutrient absorption, how much is too much, and the cheapest way to correct it.
Longevity & NAD+
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Did Your Dog's Energy Drop After Turning 8? What NAD+ Precursor Chews Can and Can't Do
A veterinarian's candid guide to NAD+ precursor chews for a dog whose energy dropped around age 8: the biology, the real human and canine evidence, and how to choose one.
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Signs of Taurine Deficiency in Dogs: What to Watch For
Taurine deficiency can quietly weaken a dog's heart. Learn the early and urgent signs, which breeds and diets raise the risk, and when to test.
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Is MCT Oil Safe for Senior Dogs With Cognitive Decline? What the Research Shows
MCT oil can fuel an aging dog's brain with ketones, but is it safe for every senior dog with cognitive decline? A vet reviews the evidence and the cautions.
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Why Your Old Dog Startles at Sounds He Used to Ignore
A newly jumpy senior dog usually has a physical cause — pain, hearing change, or cognitive aging. Here's how to work through it, and when to call the vet.
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The Best Longevity Supplement for Senior Dogs: An Evidence-Led 2026 Review
A veterinarian's evidence-led review of the best longevity supplement for senior dogs, comparing NAD+ precursors, antioxidants, third-party testing, and NASC oversight.
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Senior Dog Slowing Down? The Supplements That Actually Help, and Why
A veterinarian's evidence-based guide to why senior dogs slow down across the joints, brain, and cellular energy, and which supplements may help support each aging system.
Joints & Mobility
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Does Hyaluronic Acid Actually Work for Dog Joints? What the Research Shows
A vet-reviewed look at whether hyaluronic acid actually helps dog joints: the injection studies, the oral evidence, and how it compares with glucosamine, chondroitin, and green-lipped mussel.
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Glucosamine for a Dog Struggling With Stairs at Night: What the Evidence Actually Supports
A vet-reviewed look at whether glucosamine helps a senior dog struggling with stairs at night: what it does in the joint, what the dog studies really show, and what to check on the label.
Dog Travel
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Probiotics & gut health
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Does a Bigger Bag of Probiotic Chews Actually Cost Less Per Serving for Dogs?
A vet breaks down the real per-serving math on dog probiotic chews: when a bigger bag saves money, when it doesn't, and how to weigh potency, completeness, and dose.
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Dog Stomach Upset When Switching to Raw Food: What's Normal and What Actually Helps
A vet-reviewed guide to dog stomach upset when switching to raw food — what's normal adjustment, the red flags, how to pace the transition, and where fiber and probiotics fit.
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How to Firm Up a Puppy's Loose Stool Naturally: A Food-First Vet Guide
A veterinarian's food-first guide to firming up a puppy's loose stool naturally: bland diet, fiber, probiotics, and the red flags that mean it's time to call.
