PAWPRINT LAB

Your Dog's Back Legs Are Giving Out.
It's Not "Just Old Age."

⭐️ Over 15,000 dog owners have watched their senior dog struggle to stand, walk, and climb stairs and found one thing that actually worked.

Reviewed by Dr. Mark - Certified Veterinary

If you're reading this, you already know something is wrong.

You see it every single day. And it's getting worse.

Real owners described exactly what they were seeing:

"Her/his back legs seemed to give out on her, splaying apart when she tries to stand or walk."

"Back legs are shaky and slide out from under her."

"She is having a lot of trouble with stairs and had trouble getting back in the house this morning."

"My husband had to lift him into the truck after a walk."

"He slips on tile and wood floors. I use a sling to help him get around."

"My dog can no longer stand unassisted."

"Back legs gave out twice today. I know he needs help."

Sound familiar? You're not imagining it. And it's not "just old age." There's a specific, measurable reason this is happening — and it can be addressed.

Is Your Dog Doing Any of These?
Check how many match what you're seeing right now:

  • Back legs giving out or splaying — especially on hard floors, when standing up, or after resting
  • Can't get up on their own — from the floor, couch, bed, or car
  • Trouble with stairs — hesitating, missing steps, refusing to go up or down
  • Slipping on hard floors — tile, hardwood, linoleum — back end loses grip
  • Limping or dragging a back leg — especially first thing in the morning or after sitting
  • Hind legs shaking or wobbling — while standing, walking, or on walks
  • Muscle loss in the back end — hind legs noticeably thinner than they used to be
  • Stiff in the morning — takes a long time to loosen up, moves painfully slow at first
  • Can't jump anymore — won't get up on the couch, into the car, or onto the bed

If your dog is doing 3 or more of these their cells are running out of energy. Here's exactly why that's happening and what actually fixes it.

Why Your Dog's Back Legs Are Actually Failing ?

You've probably been told it's arthritis. Or "just getting old." Maybe your vet said to keep them comfortable and manage the pain.

Hopefully these supplements will help because the vet certainly isn't!
— Lu, 12-year-old Labrador with hip/joint, back legs issues

Here's what's actually going on inside your dog's body.
It starts with something called NAD+ depletion.

NAD+ is the energy molecule that powers every cell in your dog's body — especially the cells in muscles, joints, and nerves. As dogs age, NAD+ levels drop by up to 50%.

When NAD+ drops, here's what happens specifically to the back legs:

  • Hind leg muscles lose power. They can't generate enough force to support the dog's weight. Legs give out. They splay. They shake.
  • Joints stop repairing themselves. Cartilage wears down. Inflammation builds. Every step gets stiffer and more painful.
  • Nerve signals slow down. The brain can't talk to the back legs properly. Coordination fades. Balance disappears. They slip.
  • Muscle tissue shrinks. Without cellular energy, hind leg muscles atrophy. The back end gets visibly thinner.

    💡 This is why your dog's back legs are giving out. It's not wear and tear you can see on an X-ray. It's energy depletion happening inside every single cell.

Why Joint Pills, Shots, and Everything Else Isn't Working

Here's the problem with every single one of those approaches: they target the symptom, not the cause.

Joint supplements cushion cartilage. Anti-inflammatories mask pain signals. Vet shots reduce swelling for a week. None of them restore the cellular energy your dog's hind legs actually need to function.

And even when a supplement does contain the right ingredients, there's a second problem most owners never hear about.

Your dog can't absorb pills and chews.

All the other products I've tried don't work and they seem to be all the same ingredients that don't work.
— Maria, the owner of 3 senior dogs.
Pills & Chews
About 20
Estimate absorption rate.
Most passes straight through without reaching the cells that need it.
Pawprint Protocol
up to 70
Absorption rate.
Liquid nanoliposomal delivery sends nutrients directly into cells.

Pawprint Protocol: Built Specifically for This Problem

Pawprint Protocol isn't another joint supplement. It's thefirst liquid cellular revival formula designed to restore the energy your dog's hind legs, joints, and muscles need to work again.

NAD+
NMN
CoQ10
Resveratrol
NAD+ — Restores cellular energy directly to hind leg muscles and joint tissue
NMN — Boosts your dog's own NAD+ production from within
CoQ10 — Powers the mitochondria (energy generators) inside every muscle cell
Resveratrol — Fights the inflammation and oxidative stress that makes joints stiffen and muscles weaken
"The combination of NAD+, NMN, CoQ10, and Resveratrol delivered as a liquid is the most complete approach I've seen to restoring muscle and joint function in aging dogs. Pills simply can't match the absorption. The hind legs are where we see the most dramatic changes, because that's where muscle mass and joint stress are greatest."
— Dr. Ilaria Bernotti Certified Veterinary
What Happens Over 90 Days

Here's what most owners start noticing and when:

Weeks 1–3 — The Awakening
Cells start recharging
Subtle but real. Many owners notice their dog standing up a little easier — less hesitation, less struggle. Some see them attempting short walks again.
Weeks 4–6 — The Strength Phase
Back legs get stronger
Hind leg muscles start rebuilding. Dogs walk with more confidence. Less slipping. Less shaking. Many owners say this is when they first think "something is actually working."
Weeks 7–9 — The Stability Phase
Stairs come back. Stiffness fades.
Joint inflammation continues to ease. Dogs that refused stairs start attempting them again. Morning stiffness gets shorter. Balance improves.
Weeks 10–12 — The Renewal
Sustained strength returns
Full cellular support is working. Stronger legs, less pain, better movement. Dogs jumping back onto couches. Getting into cars on their own. The dog you remember starts coming back.
Thousands of 5-Star Reviews*

Back legs are shaky and slide out from under her. This is the first thing I've tried that actually helped

— Jennifer L., 9-yr

Can't get up into the car without help. Two weeks on this and he's jumping in on his own.

David W., 14-yr

Nothing else has worked — shots, Carprofen, red light therapy. Pawprint actually made a difference.

Rachel B., 13-yr
ONLY NOW: Get Extra 25% Off
  • Vet-Formulated Longevity Formula
  • Advanced nanoliposomal delivery for up to 98% absorption
  • 90-day money-back guarantee
  • Save up to 58% when you subscribe (cancel anytime)

Overall, we believe this product is a no-brainer. The truth is, our dogs give us unconditional love every day. It's only fair we give them more life in return. If we can stop the heartbreaking slide of aging, we owe it to them to try.

With Pawprint Protocol, you're not just adding a supplement. You're giving back years of play, energy, and joy. Try it risk-free today with extra 25% OFF and see the transformation for yourself.

References

[1] McReynolds, M. R., Chellappa, K., & Baur, J. A. (2020). Age-related NAD⁺ decline. Experimental Gerontology, 134, 110888.

 [2] Poljšak, B., Kovač, V., Špalj, S., & Milisav, I. (2023). The central role of the NAD⁺ molecule in aging and prevention of chronic age-related diseases: Strategies for NAD⁺ modulation. International Journal of Molecular Sciences, 24(3), 2959.

 [3] Simon, K. E., Russell, K., Mondino, A., Yang, C.-C., Case, B. C., Anderson, Z., Whitley, C., Griffith, E., Gruen, M. E., & Olby, N. J. (2024). Improved owner-assessed cognitive function in senior dogs receiving a senolytic and NAD⁺-precursor combination. Scientific Reports, 14(1), 12399.

 [4] Frye, C. W., MacDonald, T. L., Lindley, S., & Quinn, M. M. (2022). Canine geriatric rehabilitation: Considerations and strategies for the older athlete. Frontiers in Veterinary Science, 9, 804317.

 [5] Pagano, T. B., et al. (2015). Age-related skeletal muscle atrophy and upregulation of autophagy in dogs. The Veterinary Journal, 206(1), 54–60.

 [6] Peterson, C. M., Johannsen, D. L., & Ravussin, E. (2012). Skeletal muscle mitochondria and aging. International Journal of Molecular Sciences, 13(7), 9243–9257.

 [7] Christiansen, L. B., et al. (2021). Depleted myocardial coenzyme Q10 in Cavalier King Charles Spaniels with myxomatous mitral valve disease. Antioxidants, 10(2), 305.

 [8] Sharma, A., et al. (2016). Coenzyme Q10 and heart failure. Circulation: Heart Failure, 9(4), e002639.

 [9] Grzeczka, A., et al. (2024). Pleiotropic effects of resveratrol on aging-related mechanisms. International Journal of Molecular Sciences, 25(18), 10078.

 [10] Kazemi, M., et al. (2025). The role of nanoparticles in advancing animal health and nutrition. Veterinary Sciences, 12(1), 15.

 [11] Almeida, C. F., Faria, M., Pinho, E., et al. (2024). Contribution of nanotechnology to greater efficiency in animal nutrition and production. Journal of Animal Physiology and Animal Nutrition, 108(5), 1203–1218.

 [12] Gildea, E., et al. (2024). Development and validation of a quality-of-life instrument for dogs with osteoarthritis and their owners. Frontiers in Veterinary Science, 11, 1340167.

 [13] Millis, D. L., et al. (2025). Osteoarthritis has a high prevalence in dogs undergoing routine dental prophylaxis. Journal of the American Veterinary Medical Association.