In this post we focus on the best zinc-based options for water-resistant sunscreens that are reef friendly. The research points towards these mineral based sunblocks being the safest options for humans and wildlife while also protecting skin from the sun when playing on rivers, lakes and the ocean. These sunscreens are all also ideal for kids and toddlers. Skip to recommended sunscreens. Read about making a DIY reef-friendly sunscreen. Do a little research and you will find the commercial sunscreen industry is full of dishonest claims. In the fall of 2021, an Environmental working group (EWG) peer-reviewed study of sunscreens concluded that most U.S. sunscreens provide inadequate…