| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (440 reviews) | Barcelona, Spain | 33+ years23,000+ treatments | Cultured mesenchymal stem cell (MSC) therapy, intra-articular stem cell injection, adipose-derived cells, bone marrow-derived MSCs | Knee osteoarthritis patients seeking non-surgical options | Offers advanced cultured stem cell techniques with 250+ million cells, includes MRI follow-ups and personalized rehab programs. JCI-accredited with 90% patient recommendation rate. | Joint Commission International , European Foundation for Quality Management |