Environmental Working Group reviewed hundreds of commercial and sport sunscreens . ( sun protection factor ) works by absorbing , reflecting or scattering the sun 's rays on the skin . 56 % of sunscreens contain the chemical oxybenzone , group says . FDA OK approved oxybenzone in sunscreen for use on children older than 6 months . The America Society of Dermatology says that it is safe .
Environmental Working Group reviewed hundreds of commercial and sport sunscreens . 56 % of sunscreens contain the chemical oxybenzone , group says . FDA OK approved oxybenzone in sunscreen for use on children older than 6 months . The America Society of Dermatology says that it is safe .