When properly applied, for instance, an SPF 30 sunscreen shields skin from about 97% of the sun’s UVB rays, while an SPF 50 protects against roughly 98%. No sunscreen blocks 100% of the sun’s ...
we’ve found that Thrive Bodyshield SPF 50 and Thinksport Sunscreen SPF 50+ have ingredients that scientists recommend in a reef-safe sunscreen, plus feel nicer and cost less than competitors.