Dr. Mark S. Block,
DPM, FACFS, CWS
ClearZal's formulations are guided by one of America's most distinguished podiatric surgeons — ensuring every product meets the highest standard of clinical efficacy in foot and nail care.
Four Decades of Podiatric Clinical Precision.
Dr. Block graduated from the New York College of Podiatric Medicine in 1977 and has dedicated his career to foot, ankle, and nail pathology. His clinical insights directly inform ClearZal's approach — ensuring our products are built on genuine medical expertise, not marketing claims.
- Graduate, New York College of Podiatric Medicine (1977)
- 30+ years in private podiatric practice, Boca Raton, FL
- Specialist in foot surgery, nail pathology & wound care
- Clinical advisor to ClearZal® product development
- Affiliated with West Boca Medical Center & Boca Raton Regional Hospital
A National Voice for Podiatric Medicine.
Beyond his clinical practice, Dr. Block has shaped podiatric medicine policy at both state and national levels — institutional depth that underpins everything ClearZal stands for.
Credentials That Speak for Themselves.
Dr. Block holds the most rigorous certifications in American podiatric medicine — the clinical foundation that makes ClearZal's expert-guided promise more than a claim.
Expert Guidance.
Clinically Proven Results.
Dr. Block's 40+ years of podiatric expertise is the clinical foundation behind every ClearZal® product — so you can trust what you put on your skin.