Which scale is used to classify sun tolerance on the skin?

The Fitzpatrick Scale is a critical tool used to classify individual skin types based on their response to sun exposure, specifically their susceptibility to sunburn and their ability to tan. Developed in the 1970s by Dr. Thomas Fitzpatrick, this scale categorizes skin types from I to VI, ranging from very fair skin that always burns (type I) to very dark skin that rarely burns (type VI).

Each skin type reflects not only the skin’s pigmentation but also assesses how it reacts to UV light. This classification helps practitioners determine appropriate sun protection measures and predict the risk of skin damage, including sunburn and skin cancer, which is especially important in esthetics and dermatological practices.

Other scales, like the Glogau Scale, focus more on assessing photodamage and the appearance of wrinkles, while the Zinck and Brunswick Scales are less commonly referenced in professional skincare contexts. Ultimately, the Fitzpatrick Scale remains the standard in evaluating skin sun tolerance and guiding safe sun exposure practices.