| #1 | | | Barcelona, Spain | | 42+ years23,000+ treatments | Stem cell therapy for arthritis, Stem cell therapy for knees, Course of treatment with donor stem cells, Umbilical cord stem cell therapy | Joint regeneration and pain relief | Offers multiple stem cell therapy options for joint conditions with JCI accreditation. 94% of patients recommend the clinic, and it has treated over 1,100,000 patients. | Joint Commission International , European Foundation for Quality Management |
| #2 | | | Madrid, Spain | | 4+ years | Stem cell therapy for arthritis, stem cell therapy for knees, bone marrow aspiration, adipose tissue extraction, intra-articular injection, intravenous injection, site-specific injection | Musculoskeletal and joint conditions | Specialized regenerative medicine unit with latest-generation stem cell therapies. Multidisciplinary team designs personalized treatment plans including rehabilitation. JCI-accredited facility with on-site stem cell processing laboratory. | Joint Commission International |
| #3 | | | Barcelona, Spain | | 29+ years | Tumor Marker Blood Test, Gastroscopy with biopsy | — | — | Joint Commission International |
| #4 | | | Pamplona, Spain | | 64+ years | Stem Cell Therapy | — | — | Joint Commission International , European Society for Medical Oncology |