| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (3 reviews) | Istanbul, Turkey | — | — | 25-Hydroxy Vitamin D Test | — | — | Turkish Medical Association, International Health Tourism Authorization Certificate | |
| #2 | 4.8 / 5 (164 reviews) | Istanbul, Turkey | 37+ years | 25-Hydroxy Vitamin D Test | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | ||
| #3 | 4.7 / 5 (31 reviews) | Eskisehir, Turkey | — | — | 25-Hydroxy Vitamin D Test | — | — | International Organization for Standardization, Turkish Medical Association | |
| #4 | 4.6 / 5 (514 reviews) | Istanbul, Turkey | — | — | 25-Hydroxy Vitamin D Test | — | — | International Organization for Standardization, Joint Commission International | |
| #5 | 4.4 / 5 (41 reviews) | Istanbul, Turkey | 22+ years | 25-Hydroxy Vitamin D Test | — | — | — | ||
| #6 | 4.3 / 5 (0 reviews) | Istanbul, Turkey | — | — | 25-Hydroxy Vitamin D Test | — | — | Turkish Medical Association | |
| #7 | 4.4 / 5 (32 reviews) | Istanbul, Turkey | 22+ years | 25-Hydroxy Vitamin D Test | — | — | The Baby-friendly Hospital Initiative (BFHI) by WHO and UNICEF, Turkish Medical Association | ||
| #8 | 3.5 / 5 (0 reviews) | Gebze, Turkey | — | — | 25-Hydroxy Vitamin D Test | — | — | — | |
| #9 | 4.5 / 5 (0 reviews) | Istanbul, Turkey | — | 200+ treatments | 25-Hydroxy Vitamin D Test | — | — | Turkish Medical Association, The Baby-friendly Hospital Initiative (BFHI) by WHO and UNICEF | |
| #10 | 4.2 / 5 (0 reviews) | Kayseri, Turkey | 13+ years | 25-Hydroxy Vitamin D Test | — | — | — |