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A healthy active dog leaping over a bag of Little Chonk Health Department Hip & Joint 2.0 supplement for dogs

When Should You Start a Dog Joint Supplement? A Vet Explains

By Bryan Reisberg, Co-founder, Little Chonk Health Dept.
Featuring and fact checked by Dr. John Loftus, PhD, DACVIM, board certified in Small Animal Internal Medicine and Nutrition, on October 1, 2026.

We formulated a joint supplement. So instead of spending this whole post telling you why ours is great, we wanted to do something more useful. We sat down with one of the veterinary specialists whose thinking shaped it and asked the questions dog owners actually have.

Not the marketing questions, the real ones. When should I start my dog on this? Does my dog even need this yet? How long before I notice anything? Is my breed more at risk than others? And the one nobody likes to ask out loud: am I already too late?

Dr. John Loftus is board certified in small animal internal medicine and nutrition. He is the kind of vet who has spent years looking at what actually moves the needle for dogs over a long life, not just what sells. We recorded a conversation with him and have lightly edited it for length and clarity. Here it is:

"The sooner you support the joints, the better"

Bryan: Let's start with a big one. When should someone actually start thinking about joint support for their dog? Do you wait until there's a problem?

Loftus: The bottom line is, the more proactive we are with our pets' health, and our own, the better the outcomes tend to be. I see a lot of patients, and the ones whose owners got ahead of things tend to do well. There's a real difference between the dogs whose owners were proactive and the ones where something comes up and it's left to smolder.

So no, I don't think waiting for a problem is the right frame. If a dog is predisposed, or quietly starting down that road before you'd ever notice it, the sooner you start supporting the joints, the better positioned that dog tends to be later on.

Bryan: That word "quietly" is interesting. So a dog can be developing joint wear without the owner seeing anything?

Loftus: Absolutely. Dogs are good at hiding it, and a lot of joint change happens gradually, under the surface, before it shows up in a way an owner would recognize. That's really the whole argument for being proactive. By the time you're seeing obvious changes in how a dog moves, there's often been a lot going on before that point. Supporting the joints early, while everything still looks fine, is a very different starting position than trying to catch up later.

"Most dogs will get there eventually"

Bryan: Which breeds are most likely to run into joint issues? 

Loftus: A lot of breeds are more predisposed than others, and it's not only the big ones. Labrador Retrievers are one classic example. German Shepherds are another. But then you've also got the short-legged breeds, think Dachshunds and Corgis, and those guys can be prone to some orthopedic issues more than other breeds too. So it really runs across the size spectrum.

But here's the part people miss. You can give a joint supplement to a perfectly healthy dog. They don't have to be showing anything yet. Because realistically, most dogs will experience some kind of joint wear at some point in their lives. It's one of those things that comes with age for a huge number of dogs, regardless of breed. So even if your dog seems totally fine right now, that's arguably the best time to be thinking about it, not the worst.

Bryan: So the healthy-dog owner reading this, thinking "this isn't for me yet," might actually be the ideal person to start?

Loftus: That's exactly right. The dog that looks great today is the one with the most to gain from a head start. Support is easiest to give when you're building on a good foundation rather than trying to make up ground.

"There are two sides to inflammation"

Bryan: Inflammation comes up constantly in this world. In plain terms, what actually is it?

Loftus: There are two sides to inflammation. In and of itself, it can be a good thing. It's how the body responds and does what it's meant to do, like when it's dealing with something it needs to deal with. That's normal and healthy.

The other side is when inflammation sticks around in a joint over the long term. That ongoing, low-level inflammation isn't doing the dog any favors. So a big part of supporting healthy joints is helping the body maintain a normal, balanced inflammatory response, which in turn helps support the joint structure and the dog's comfort over time. That's the piece a good joint supplement is really working with.

"Think of it as a marathon, not a sprint"

Bryan: Okay, someone starts a supplement today. Realistically, how long until they notice something?

Loftus: For a supplement like ours, where a big part of it is omega-3 fatty acids, I'd give it two to four weeks. Two weeks is usually about when I'd expect to start seeing the benefits come through. But it really varies by dog, ability, weight and activity level amongst other things.

The mindset that helps is to think of it as a marathon product, not a sprint. This isn't the thing you reach for expecting an overnight change. It's something you give consistently, day after day, over the long term, to help support healthy joints as your dog ages. So a little patience up front goes a long way. It's a daily, long-haul kind of supplement, and the value really shows up over months and years, not days.

Bryan: That's a helpful reframe, because I think people expect supplements to work like a switch.

Loftus: Right, and that expectation sets people up to quit too early. If you go in knowing it's a slow build, you give it the runway it actually needs. The owners who see the most from it are the ones who stay consistent and think in terms of the long game.

"The single most powerful daily habit"

Bryan: If you had to name one daily habit that matters most for a dog's long-term health, what is it?

Loftus: Honestly? Feeding your dog an amount of food that keeps them at a healthy weight. That's number one based on the evidence we have.

There's really strong research on this. Dogs that are kept at a leaner, healthy weight tend to stay healthier and live longer than dogs carrying extra weight. We think of food as love, and it can be, but I think we have to be really careful about letting our pets tip into being overweight. It's genuinely one of the most powerful things an owner controls, and it works hand in hand with everything else you might do for their joints. No supplement replaces keeping a dog at a good weight.

Bryan: So weight and joint support are kind of working together.

Loftus: Very much so. Every extra pound is more load going through those joints, day in, day out. Keeping a dog lean takes pressure off the whole system. If you're serious about supporting your dog's joints for the long haul, weight is the foundation everything else is built on.

"It's not just what's in it, it's what gets absorbed"

Bryan: Last one. You mentioned omega-3s getting into the body. I want to talk about the word "bioavailability." What does it actually mean, and why should an owner care?

Loftus: In simple terms, when you give a supplement, bioavailability is how much of it actually gets absorbed, makes its way through the body, and reaches where you want it to go. It's the difference between something just passing through and something that actually gets to where it can do its job.

That's why formulation matters so much, and why two supplements with similar-looking labels can be quite different. It's not just what's listed on the ingredients panel. It's how well the dog can actually absorb and use it. When you're comparing options, that's a big part of what separates a serious product from one that just looks good on paper.

Little Chonk Health Dept.'s Hip & Joint 2.0 was formulated by board-certified veterinary specialists.

Once you know it's time to start, the next question is what to look for. Here's our full guide to choosing a joint supplement: Full guide to choosing a dog supplement.

This article is for general educational purposes and isn't a substitute for veterinary advice. If you have any concerns about your dog's joints or overall health, talk to your veterinarian.

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