3 Systems That Keep Senior Dogs Thriving
My dog Arya turned 10 this year.
If you'd told me a decade ago that my allergy-riddled, skin-disaster puppy would make it to double digits, still bouncing off the walls and acting like an absolute goofball, I'm not sure I would've believed you. She's faced mast cell cancer three times now. She's weathered more health challenges than any dog should have to. And yet here she is, grey-faced and glorious, acting like she's still got places to be.
Kat's Austin is almost 12 now, but nobody's told him that yet so he still acts like he's a wild 2 year old. Watching these dogs age has taught me something I keep coming back to: getting older isn't something to fix. But it IS a shift in what our dogs' bodies need from us. And if you understand which systems are changing, you can actually do something useful about it.
The Big Three
When I think about what actually matters for aging dogs, it comes down to three systems. They're interconnected, they affect each other constantly, and they're the reason I think about senior support as a whole-body strategy.
Cognition. Blood flow to the brain, neuroplasticity (the brain's ability to adapt and form new connections), protection of nerve cells from accumulated oxidative wear. When circulation slows down or oxidative stress builds up over years, you start seeing the signs: sleep changes, confusion, that faraway look.
Cellular health. Nobody's Googling "my dog's cells seem tired," but this is the layer everything else depends on. Every organ, every tissue, every process in your dog's body runs on cells that need to produce energy efficiently, clear out damage, and keep inflammatory signaling in check. The liver matters especially here. It's processing everything, and when liver function declines in a senior dog, you feel it across the board.
Mobility. The one you notice first. The slow morning rise. The pause before the stairs. Cartilage wearing down, inflammatory responses settling into joints, the stuff you used to take for granted starting to require visible effort. But mobility isn't just a joint problem. The cellular health and inflammatory signaling happening systemically affect how those joints feel day to day.
These three feed into each other. Chronic inflammatory signaling affects cognition. Poor circulation affects how joints recover. Cellular stress ripples through everything. Which is why I approach senior support across all three rather than chasing one symptom at a time.
Cognition: What's Actually Happening in the Aging Brain
I think about cognition a lot these days. Not just because of Arya, but because I watched Stella, my Saint Bernard, struggle with canine cognitive dysfunction in her final years. Stella was happy. She was loved. But she'd forget where she was sometimes, stand in the middle of a room looking lost, or pace at night for no reason we could figure out. It was heartbreaking in a way that's hard to describe if you haven't been through it. And it's what made me want to understand what's actually going on in the aging brain.
Ginkgo biloba is one of the oldest tools we have for cognitive support, and the research has held up over time. Let me geek out for a second: ginkgo contains terpenoids, specifically ginkgolides and bilobalide, that support blood flow to the brain by helping blood vessels stay flexible. They also have neuroprotective properties, shielding nerve cells from oxidative damage. For a senior dog, better circulation to the brain PLUS protection of what's already there is exactly the kind of dual-angle support that makes sense.
Lion's mane mushroom comes at the brain from a completely different direction. Where ginkgo is about circulation and protection, lion's mane is about the brain's ability to repair and adapt. It contains compounds called hericenones (found in the fruiting body) and erinacines (found in the mycelium) that stimulate nerve growth factor, or NGF, which is basically your body's signal to grow and maintain nerve cells. Erinacines are the ones I find particularly interesting. They're low molecular weight compounds that may cross the blood-brain barrier, and in bioassays they show stronger NGF stimulation than hericenones. Neuroplasticity, the brain's ability to keep forming new connections even as it ages, depends on this kind of signaling.
CBD and CBDa add another layer through the endocannabinoid system. The ECS is involved in neuroprotection, inflammatory signaling regulation in the brain, and stress responses. CBDa is the raw, unheated precursor to CBD with superior bioavailability. It hits specific signal points while CBD supports the broader system. They work together, and supporting the endocannabinoid system becomes more important as dogs age and that system's natural tone starts to decline.
Four ingredients, four different angles on the same problem. That's the approach I believe in for cognition: cover multiple pathways and let them reinforce each other.
Cellular Health: The Boring Stuff That Matters Most
I know "cellular health" doesn't sound as urgent as "my dog can't get up the stairs." But I've come to think of it as the foundation that determines how well everything else works. You can stack the best joint support and cognitive support in the world, and if your dog's cells are struggling to produce energy, manage oxidative stress, and process waste efficiently, you're building on shaky ground.
Longvida curcumin is my favorite example of why I get obsessive about formulation. Curcumin, the active compound in turmeric, has decades of solid research behind it for modulating inflammatory signaling and oxidative stress. Genuinely useful stuff. The problem is that regular curcumin has terrible bioavailability. Your dog's body barely absorbs it. Most of it passes right through. Longvida uses a specific delivery technology that achieves 65x the bioavailability of free curcumin, and I mean free curcumin specifically, not total curcuminoids, which is what a lot of competitors measure against when they're trying to make their absorption numbers look impressive. Longvida gets curcumin into the bloodstream and across the blood-brain barrier at levels that actually matter. This is why I get twitchy about generic "turmeric for dogs" products. The ingredient isn't the whole story. The form determines whether it actually does anything.
Reishi is one I could talk about all day. It contains triterpenes that support liver function and help the body manage oxidative stress, and for senior dogs, liver health is HUGE. The liver is processing nutrients, clearing metabolic waste, managing immune function. When it starts to slow down, you see it everywhere: energy drops, digestion gets inconsistent, the immune system starts acting weird. Reishi also has immunomodulating properties that help keep the immune system calibrated, which matters in senior dogs whose immune systems may already be overreacting in some areas while underperforming in others.
Cordyceps pairs well with reishi because it tackles cellular energy directly. It supports ATP production, that's the actual energy currency your cells run on, and helps with oxygen utilization. I think about this one a lot with older dogs who are still mentally there, still interested, but just seem to run out of steam by midday. That's often a cellular energy problem, not a motivation problem. And for aging cells that are getting less efficient at producing their own fuel, cordyceps support can mean the difference between a dog who's done by noon and one who still WANTS to go on the afternoon walk.
Mobility: More Than Just Joints
The slower morning rises. The hesitation before jumping up on the couch. Stiffness after a long nap that takes longer and longer to shake off. Mobility is where most people first SEE aging in their dogs. It's usually the thing that sends someone searching for "senior dog supplements" at 11 PM.
Green lipped mussel is one of the most interesting ingredients in the mobility space, and I say that as someone who's looked at a LOT of joint support formulas. It contains EPA and DHA like fish oil does, but it also contains a unique fatty acid called ETA, eicosatetraenoic acid, that you essentially can't get from any other source. ETA works on inflammatory signaling pathways that other omega-3s don't touch, which is why GLM has such a strong reputation for joint comfort specifically.
Sourcing matters here, and I'll get on my soapbox about this every time: a lot of GLM products use defatted green lipped mussel. The defatting process strips out ETA and other lipids, which are literally the compounds that make GLM worth using. You're paying for the shell without the substance. Full-fat GLM, sourced from clean waters, preserves what makes this ingredient special.
Glucosamine is probably the most familiar name in the joint support world. It provides building blocks for cartilage, the cushioning tissue between joints that wears down over a lifetime of use. It's not going to regrow cartilage that's already gone. But it supports the body's ongoing maintenance and repair of what's still there, and consistent long-term use is where you see the payoff.
Curcumin shows up here again, pulling double duty. The same inflammatory signaling modulation that supports cellular health also supports joint comfort. Inflammatory signaling is inflammatory signaling, whether it's systemic or concentrated around specific joints, and getting it into a healthier range helps the whole picture.
Putting It Together
A few practical notes on actually using senior support:
Twice daily dosing matters when we’re talking CBD. You want consistent levels supporting these systems throughout the day, not a single morning spike that tapers off by afternoon. Morning and evening with meals tends to work best.
Chews vs. oil is a lifestyle question, not a quality question. Chews are easy and most dogs love them. Oil gives you more dosing flexibility, mixes into meals, and works well for dogs who are picky or have dental issues that make chewing uncomfortable. Both formats deliver the same ingredients.
The senior formula covers all three systems, cognition, cellular health, and mobility, in one daily ritual. For a lot of senior dogs, that baseline is enough. But there's only so much you can pack into a single formula, and if your dog is dealing with a specific challenge that needs more support, it makes sense to layer dedicated products on top of that foundation. I put together a \[stacking guide\] for exactly this, how to build on the Senior Blend based on what your individual dog needs.
The Long Game
These compounds work through real biological mechanisms that take consistency and time. You're not going to see overnight transformations. What you're doing is giving your dog's body better raw materials to work with across all three of those aging systems, every day, and letting the cumulative effect build.
Combined with good nutrition, appropriate exercise, and regular vet care, that's the long game for quality of life.
Arya's grey face isn't going anywhere. Neither is her personality, her stubbornness, or her insistence on being in whatever room I'm in. That's the goal, really, not more years necessarily (although I'll take every single one I can get), but more LIFE in the years we've got.
- Lilly
Hey there, I'm Lilly!
Lilly is the Director of Education and a member of the innovation team at Austin & Kat. With a background in biology and a decade spent formulating supplements and raw diets for the dogs in her life, she's on a mission to make natural pet care less confusing for everyone. Lilly shares her Gig Harbor home with Arya, a 10-year-old pit bull mix and three-time cancer survivor, and Floki, a 120-lb Anatolian Shepherd who thinks he's a lap dog.
What truly makes us different?
When you give your pet Austin and Kat, you're not just giving them any supplement — you're giving them something I've personally obsessed over. As a former ironman athlete and race director - the source, quality, and ratio of ingredients in my supplements had a huge impact on my quality of life. I've brought that same mindset to everything we make today at our Seattle Makery™, and the results speak for themselves.
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When you give your pet Austin and Kat, you're not just giving them any supplement — you're giving them something I've personally obsessed over. As a former ironman athlete and race director - the source, quality, and ratio of ingredients in my supplements had a huge impact on my quality of life. I've brought that same mindset to everything we make today at our Seattle Makery™, and the results speak for themselves.
