A peer-reviewed study found chemical UV filters including BP-3 and octinoxate in 69–74% of human breast tissue samples. What the research shows — and its limits.

A 2020 FDA clinical trial in JAMA showed all six tested chemical sunscreen ingredients exceeded plasma safety thresholds after a single application. Here's what it means.

Australia’s sunscreen “safety” and “reef friendly” claims are entering a higher-risk era. With Federal Court proceedings involving Cancer Council Australia, AICIS recommending Poisons scheduling for homosalate, and regulators unable to set a safe dose for 4-MBC, brands using 4-MBC, homosalate or oxybenzone—and any brand making broad safety or environmental claims—should urgently review both formulation choices and marketing language.