Spf full form: If you are still wondering what SPF

If you are still wondering what SPF measures are or are curious about SPF's full form, allow us to simplify it for you. SPF stands for Sun Protection Factor, indicating the laboratory measures of the effectiveness of a sunscreen against UV or ultraviolet rays and sun damage. What is the full form of SPF ? - Sun Protection Factor - Sun Protection Factor ( SPF ) is a measure of rating the degree of protection provide SPF tells you how long a particular product will protect you from harmful UVA rays, and the percentage of UVB rays that it is able to block. SPF stands for Sun Protection Factor, a measure of how well sunscreen protects against UVB rays. Learn how SPF is determined, what it means, and how to choose the right SPF for your skin.