★★★★★4.9 stars2,000+ reviews · 10,000+ happy dogs

It was never justage.

  • Type II collagen + omega-3 DHA in one tasty serving
  • Supports supple joints from the inside, starting in the gut
  • Vet formulated and made in the UK

For the dog who's stopped jumping on the sofa.

10,000+ happy dogs Save 40% + Free Gifts
Try it risk-free for 90 days
A healthier dog is ahappier dog It was never just
✓ Vet Formulated

"Balance the gut and your dog benefits head to tail. That's why I recommend Kooper's."

Dr Sophie Elizabeth Ball BVSc,MRCVSKooper's Lead Vet
Dr Sophie Elizabeth Ball BVSc,MRCVS
★★★★★

"Up the stairs again."

Our older lab had started hanging back and struggling. Sounds like a mess but genuinely, a few weeks on Kooper's and he's trotting up the stairs and is first to the door. Great product!

B
Barry
✓ Verified buyer
★★★★★

"Changed everything for our older dog."

She's twelve and had really slowed down. Since starting this she's looser, and even the small things like getting up after a nap just look so much easier.

M
Michelle
✓ Verified buyer
★★★★★

"Bounce is back"

No more stiffness after his walks, he's got his bounce back.

D
Dev
✓ Verified buyer

Does this soundfamiliar?

Slow to get up Hesitates at the stairs Stopped jumping on the sofa
Stiff after a lie-down Lagging on walks
Does this sound
70%
The foundation

of immunity is regulated in the gut, where the inflammation that stiffens joints starts

60%
The overlap

of older dogs show stiffness their owners write off as “just age”

65%
The real source

everyday inflammation, not age alone, drives stiff and slowing joints

If your dog’s slowing down before their time, this is for you.

The root of it

Stiff, slowing joints often trace back to everydayinflammation

Kooper’s supports mobility on two fronts: Type II collagen for the cartilage that cushions joints, and omega-3 DHA plus yucca to calm the low-grade inflammation that makes getting up hard — all built on a balanced gut, where inflammation is regulated.

Help them move likethemselvesagain

Over 10,000 dog owners are keeping their dogs moving with Kooper’s.

0%

easier to rise

0%

more supple on walks

0%

more willing to play

0%

would recommend Kooper’s

Start the inside out fix

One serving replaces

The joint chew£18/mo
The green-lipped mussel capsule£20/mo
The separate omega oil£12/mo
The turmeric paste£10/mo
The root of it

Stiff, slowing joints often trace back to everydayinflammation

Kooper’s supports mobility on two fronts: Type II collagen for the cartilage that cushions joints, and omega-3 DHA plus yucca to calm the low-grade inflammation that makes getting up hard — all built on a balanced gut, where inflammation is regulated.

0%

easier to rise

0%

more supple on walks

0%

more willing to play

0%

would recommend Kooper’s

Help them move likethemselvesagain

Over 10,000 dog owners are keeping their dogs moving with Kooper’s.

Start the inside out fix

One serving replaces

The joint chew£18/mo
The green-lipped mussel capsule£20/mo
The separate omega oil£12/mo
The turmeric paste£10/mo
Real transformations

Real dogs, real results

A few of the dogs who found their spring again on Kooper's.

Before Before
After After
Bella 8 weeks on Kooper's

Hesitant at the stairs → straight up

★★★★★
Before Before
After After
Rocky 10 weeks on Kooper's

Stopped jumping on the sofa → back up top

★★★★★
Before Before
After After
Barney 6 weeks on Kooper's

Stiff mornings → up and ready

★★★★★
★★★★★ 4.9 · 1,240 reviews
Pre, Pro & Postbiotic Supplement

Human Grade Superfood For Dogs

A human-grade superfood topper built on gut health. 18 natural active ingredients, zero fillers, one scoop into any food — for every breed, every dog.

Select dog size

Under 11kg
11-34kg
Over 34kg
Choose your plan Free UK delivery
90-Day Money-Back Guarantee
Order today, receive in 1–3 days
Made in the UK Cancel anytime
90 Days
Risk-free trial

Not seeing results? Get a full refund within 90 days — no questions asked, and no need to send anything back.

Vet-
formulated
18 Human
Grade ingredients
Made in
the UK
Kooper's Promise
Kooper's Promise

Feed Kooper's daily for 90 days. If your dog isn't happier and healthier, we'll refund every penny — keep the product, no forms, no fuss.

The risk is ours, not yours.

★★★★★ 4.8 stars

Loved by spring-in-their-step dogs

Easier to riseMore suppleMore playfulFussy-eater approved
★★★★★

He's back up on the sofa

He'd stopped jumping up and I put it down to age. A couple of months on Kooper's and he's up there like he used to be.

Hannah W.
★★★★★

Trotting on walks again

She was lagging behind and stiff after lie-downs. She's noticeably more supple and keen to go.

Bradley O.
★★★★★

Mornings are easier for him

He used to take a while to get going. Now he's up and ready, and honestly seems happier for it.

Jaxon S.
On the sofa Jumping again
On walks Keeping up
Playful Wants to fetch
Easy riser Up and ready
Comfortable Moving freely

Reviews are cherry-picked for this angle and may feature owners who received free product or other incentives.

FAQ

The honest answers, before you ask.

Most dogs love the natural beef flavour and eat it straight away, mixed into their food. For fussier eaters, add a splash of warm water to turn it into a beef gravy. Tested on thousands of UK dogs, including the fussy ones.

Kooper's gets to work from the very first serving. Firmer stools and a settled tummy often come first, then fresher breath, less scratching and a glossier coat over two to four weeks. The real difference comes from feeding it daily.

Vet-formulated, 18 human-grade ingredients, every dose published. No proprietary blends, no hidden quantities. The real proof is the bowls: thousands of dogs fed Kooper's daily, rated 4.9 out of 5 by their owners.

90 days, money-back, keep the product. If you're not happy, neither are we.

Keep the pouch sealed in a cool, dry spot out of direct sunlight. No fridge needed. Reseal after each serving to keep it fresh.

Yes. Kooper's is a food-based daily topper that mixes into any diet, dry, wet or raw, and sits happily alongside most routines. If your dog is on medication, check with your vet first.