Joint Support in Dogs: A Practical Guide to Mobility, Stiffness, and Aging

Health · Joint Care Guide

How to spot joint problems early, what genuinely helps a stiff or ageing dog, and which joint supplements the research actually supports.

By SPLOOT Grooming, Aarhus · 10 min read

Joint problems are one of the most common reasons dogs slow down. Stiffness after a nap, a pause before the stairs, a walk that ends a little sooner than it used to: these are easy to put down to age, but they are often early signs of joint disease, and much of what helps happens at home, every day.

This guide covers why joints wear down, the signs to watch for, the habits that make the biggest difference, what the evidence says about joint supplements, and when it is time to see your vet.

Why joints wear down

A healthy joint is cushioned by cartilage and lubricated by joint fluid. With time, injury or extra load, the cartilage thins and the joint becomes inflamed. This is osteoarthritis, the most common joint disease in dogs. Once cartilage is lost it does not grow back, so the goal is to slow the process and keep the dog comfortable and moving.

Dogs at higher risk

• Large and giant breeds such as Labradors, Golden Retrievers, German Shepherds and Bernese Mountain Dogs.
• Doodles and other crosses of these breeds, which can inherit hip and elbow dysplasia from their parents.
• Overweight dogs of any size.
• Very active dogs with lots of jumping, sprinting and sharp turns.
• Dogs with a past injury, such as a cruciate ligament tear.
• Senior dogs, roughly from 7 years in large breeds and later in small breeds.

Early signs of joint pain

Dogs rarely cry out from chronic joint pain. They adapt quietly, which is why the signs are so often missed. Use this table as a checklist.

Slowing down is not just age. Most stiffness has a cause, and most causes can be eased.

What actually helps

1Keep your dog lean

Body weight is the single biggest factor you control. Every extra kilo loads already sore joints, and body fat itself drives inflammation. In Purina's lifelong study of Labradors, dogs fed to stay lean lived nearly two years longer than their littermates, and the onset of osteoarthritis was delayed.

• You should feel the ribs easily under a thin layer of cover, and see a waist from above.
• Weigh food rather than scooping by eye, and count treats and chews in the daily ration. Or use an Automatic Pet Feeder.
• Feed for your dog's ideal weight, not current weight, using a complete food such as Buddy Wild Venison.

2Exercise little and often

Movement keeps joints lubricated and muscles strong, and strong muscles take load off the joints. Consistency matters more than distance.

• Two or three shorter walks a day are better than one long one.
• Avoid quiet weekdays followed by a huge weekend hike.
• Limit endless ball throwing with sudden stops, twists and jumps.
• Swimming and hydrotherapy build muscle without impact.
• Choose soft, even ground such as grass and forest paths.

For puppies, especially large breeds and doodles: aim for steady, not fast, growth on a proper puppy food in measured amounts, and avoid forced long runs and repeated jumping until growth has finished.

3Make your home joint-friendly

• Grip. Put rugs or runners on wooden and tiled floors, especially where your dog stands up and turns.
• Bed. A supportive orthopaedic bed spreads weight evenly and makes getting up easier. Our Ori waterproof orthopaedic mattress is made for this.
• Access. Use a ramp or step for the car and sofa instead of jumping.
• Warmth. Keep beds off cold floors and out of draughts. Stiffness is often worse in the Danish autumn and winter.

4Don't overlook grooming

Grooming directly affects how well your dog moves.

• Nails. Long nails push the toes up and change how weight lands on the leg, adding strain all the way up. If you hear clicking on the floor, they are too long.
• Paw pad hair. Fur growing over the pads acts like socks on a wooden floor. Trimming it restores grip.
• Matting. Tight mats around the legs and armpits restrict movement and pull on the skin.

5Use supplements for the right reasons

Supplements do not replace weight control and exercise, but some add real benefit. The evidence varies a lot by ingredient, which the next section sets out.

Joint supplements: what the evidence says

Systematic reviews of joint nutraceuticals in dogs reach a consistent conclusion: omega-3 fatty acids are the one ingredient with strong evidence. A 2022 meta-analysis found clear pain relief from omega-3 diets and supplements, a weak effect from collagen, and no meaningful effect from glucosamine and chondroitin.

For more on collagen and the research behind it, see our guide to collagen for dogs.

→ Explore Joint Support Treats

A simple joint routine

1. Check body condition monthly. Ribs easy to feel, waist visible from above. Adjust food before weight creeps up.
2. Walk every day at a steady level. Several shorter walks on soft ground, with low-impact play.
3. Fix the floors and the bed. Rugs where your dog turns, an orthopaedic bed, a ramp for the car.
4. Keep nails short and pads trimmed. Every 4 to 6 weeks for most dogs.
5. Add omega-3 and give it time. Dose by weight as the label or your vet advises, and allow 6 to 8 weeks before judging it.
6. Book a yearly vet check from middle age, and sooner if you see any of the signs above.

What we see in the salon

On the grooming table, joint changes often show before owners notice them at home: a dog that can't stand for long, shifts weight off a back leg, or flinches when a hip is handled. When we see this, we tell you, and suggest a vet check.

Senior and stiff dogs get an adapted groom with us: non-slip surfaces, support under the body, short standing sessions and breaks. Tell us about any joint issues when you book, and we'll plan the session around your dog.

This guide summarises published veterinary research and our experience in the salon. It does not replace advice from your vet. If your dog is stiff, limping or in pain, speak to your vet first.

Frequently asked questions