Try PupFlex+® Free at Your Clinic
Six clinically studied ingredients that go beyond traditional Glucosamine. We'll ship 2 full-size bags to your clinic so you can see the difference in your patients — no cost, no commitment.
See the Results for Yourself
Most dogs begin showing changes in everyday movement and comfort within about 3 weeks of daily use. We'd like you to evaluate PupFlex+® firsthand — on us.
Please note: This program is exclusively for licensed veterinary clinics and mobile vet practices, one request per clinic. Samples are limited.
Request Your Free Samples
Fill out the form and we'll ship 2 bags of PupFlex+® to your clinic.
You're All Set!
Thanks — your request is in. We'll ship 2 bags of PupFlex+® to your clinic and email you when they're on the way.
Three Simple Steps
Six Advanced Ingredients.
One Complete Daily Joint Formula.
Traditional joint supplements often start and stop with Glucosamine. PupFlex+® takes a more comprehensive approach with six clinically studied ingredients selected to support mobility, flexibility, cartilage, joint comfort, and a normal inflammatory response.






Why Settle for 20-Year-Old Science?
Most joint chews stop at glucosamine. PupFlex+® goes further.
| PupFlex+® | Typical glucosamine chew | |
|---|---|---|
| Clinically studied active ingredients | 6 | 3 |
| UC-II® collagen | ✓ | — |
| Bioavailable curcumin (CurcuVet®) | ✓ | — |
| Multi-pathway joint support | ✓ | — |
| Third-party tested & NASC member | ✓ | Varies |
What Vets Are Saying About PupFlex+®
Advanced ingredients, veterinary expertise and rigorous testing in one science-driven daily joint formula.
“PupFlex+ is third-party tested, so what’s on the label is what your dog actually gets — and that matters. I recommend PupFlex+ for senior dogs or any pup starting to show signs of joint discomfort or stiffness.”
Dr. Amanda Steffen, DVM“Most of my patients showed noticeable improvement in energy and mobility within just 2–4 weeks. PupFlex+ is perfect for aging dogs who need joint support now and for younger dogs to help prevent future issues.”
Dr. Keith True, DVM“This product has been our new go-to recommended product for joint health! Great to see that they have incorporated several great ingredients to improve joint supplements.”
SunnySide VeterinaryProudly Made in the USA, Independently Tested, Veterinarian Formulated
VetEvaluated® CertifiedReviewed through a veterinarian-founded certification program.
Manufactured to GMP StandardsStrict procedures for quality and consistency.
Third Party Lab TestedVerified for quality, purity and label accuracy.Put PupFlex+® to the Test With Your Patients
2 full-size bags, shipped free to your clinic.
Request Free Samples