Sun Exposure Estimate
Find Your Sun Window
Upload a photo of your skin, share your location, and get a personalized estimate of the best time and duration for safe sun exposure and vitamin D production.
Step 1 — Skin Type
Or select manually:
Type I — Very Fair
Burns easily, rarely tans
Type II — Fair
Burns easily, tans minimally
Type III — Light / Medium
Burns moderately, tans gradually
Type IV — Olive
Burns minimally, tans easily
Type V — Brown
Rarely burns, tans darkly
Type VI — Deep Brown
Rarely burns, tans deeply