His 22-year-old surfing buddy came down with melanoma, and that is when Guerry knew he needed to find a better way to protect skin from the sun. 

Guerry (pronounced “Gary”) began researching sunscreen products and was appalled by what he found - all the available sunscreens pretty much sucked. In fact, it was worse than that: sunscreen products still are not doing what they say they do and are counterproductive - even causing some shocking health problems.

Except for one brand - a sunscreen Guerry developed through his knowledge and research.