Sunscreen Combinations May Produce Enhanced Photostability - Comments
This article was originally published in The Tan Sheet
Executive Summary
The combination of two or more active sunscreen ingredients "can result in the enhancement of photostability of the formulation" even if individual ingredients have "varying photostability profiles," the Cosmetic, Toiletry & Fragrance Association and the Nonprescription Drug Manufacturers Association maintain in joint comments to FDA.