Rosacea Sunscreens
Patient guide by Dr. Cleckley, Dermatologist, FACD.

"Sunscreen is amazing for rosacea – if you get it right!"

Solar Wavelengths

New 2016 — Public Proof About Zinc

The Basics of Real Sunscreen Therapy

Sunscreen Selection Guide

Suggested Sunscreens

Application Suggestions

Solar Wavelengths

Index of Chemicals

Useful Antioxidants

Adverse Effects

Vitamin D


About Dr. Cleckley and This Site

Light Energy at the surface of The Earth

UVC — 0%

UVB — 0.5% (blocked by glass, penetrates outer skin layers: stratum corneum and epidermis; reaches The Earth maximally between 10 a.m. and 4 p.m.)

UVA (short and long) — 9.5% (penetrates all the skin's layers: stratum corneum, epidermis, dermis and hypodermis; reaches The Earth maximally throughout the day.)

Visible Light — 40%

Infrared Light (heat) 50%

Effectiveness of Various Sunscreens Against Light

Note that microfine zinc and titanium do not provide the same protection against UVA that they do in their thick, opaque forms, in fact they are inferior to chemical UVA blocks:

Choices in rosacea sunscreen for effective treatment and ongoing therapy of rosacea.

Author: Jeremy Cleckley

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