Dermatology Insights on
Sun Protection and Repair

Dr. Gray’s

Dr. Mark Gray
Dermatologist & Founder

MBChB, FRACP, FRCPC, FRCPA, ABPath, ABDermpath, FRSpecialist Dermatologist , Specialist Pathologist , Specialist Dermatopathologist , Cosmetic Surgeon, Mohs Surgeon.

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Dermatologist’s
Insights – Sun Protection and Repair

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Micronized vs. Nanonized Mineral Sunscreens: Navigating Safety and Efficacy

Micronized vs. Nanonized Mineral Sunscreens: Navigating Safety and Efficacy

Mineral sunscreens, using zinc oxide or titanium dioxide, have revolutionized suncare by providing physical barriers that reflect UV rays rather than absorbing them like chemicals. The key to their usability lies in particle size, but nanonized particles (nano <100 nm) raise concerns. Alarming stat…

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From Burn to Beauty: Reversing Sun Damage with Science

From Burn to Beauty: Reversing Sun Damage with Science

Reversal involves boosting repair pathways—retinoids accelerate cell turnover 20-30% (Journal of Cosmetic Dermatology). Combined with protection, outcomes improve dramatically…

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