The product in question was Neutrogena’s Beach Defense SPF 70 sunscreen. According to a New York Times Wirecutter article, sunscreen stains can fall into two distinct categories and each should be cleaned in its own way. How Do You Clean A Chemical Sunscreen Stain? Neutrogena Beach Defense SPF 70 sunscreen does contain avobenzone and is, in fact, a chemical sunscreen. “I’ll be so real beach defense works rlly well it just ruins literally everything, including my skin.