Why companies hide active ingredients in sunscreens

The practice of “sunscreen doping” has emerged as a workaround to the FDA’s burdensome regulations for sunscreen ingredients, highlighting cracks in the way the United States approaches sunscreen, according to an article.
Current FDA regulations have left Americans without a newly approved sunscreen ingredient since 1999, though, after years of advocacy, the agency formally proposed adding the broad-spectrum chemical UV filter bemotrizinol to the list of active sunscreen ingredients in December. Despite this change, restrictions remain on the concentration of active ingredients in sunscreen








