| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (495) | Barcelona, Spain | — | 23,000+ treatments | Consultation with an endocrinologist, Thyroid function tests (including T3, T4, TSH) | — | — | Joint Commission International , European Foundation for Quality Management |