BIS-(T-BUTYL BENZOXAZOLYL) THIOPHENE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

BIS-(T-BUTYL BENZOXAZOLYL) THIOPHENE

Safety grade: A

This synthetic compound works as a UV filter in cosmetics, helping protect skin from sun damage by absorbing and neutralizing ultraviolet rays. It's created through chemical synthesis rather than derived from natural sources, and is commonly found in sunscreens and other sun protection products to maintain their effectiveness.

Graded using: COSING.

Last verified: June 9, 2026