PNA-25 CARBOXYETHYL FLUORENE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

PNA-25 CARBOXYETHYL FLUORENE

Safety grade: A

A synthetic compound derived from fluorene that's used in skincare and cosmetic formulas to help improve texture and spreadability. It works by creating a smooth, lightweight feel on the skin while helping products apply more evenly and comfortably.

Graded using: COSING.

Last verified: June 9, 2026