Of the 20 allegedly water-resistant, broad-spectrum sunscreens Consumer Reports tested, two provide the full SPF promised after subjects soaked in water, and two fell short of the critical wavelength required by FDA for products marketed as defending against UVB and UVA light. Industry trade groups contend the report is inaccurate and lacks crucial details about how tests were conducted.
Consumer Reports will provide FDA with results from tests it performed on 20 broad-spectrum sunscreen products, while industry trade groups question whether the organization used appropriate methods to ascertain the truthfulness of product claims.
“We found a wide variability of effectiveness against UVA rays” among the products tested, with some failing to meet FDA...