UV lamp: Detector Fluorescent Whitening Agents for Safer Everyday Products
Fluorescent Whitening Agents and UV Lamps: How to Test Household Items Safely What Are Fluorescent Whitening Agents? Fluorescent whitening agents (FWAs), also known as optical brighteners, are chemical compounds added to many consumer products to make them appear whiter and brighter. They work by absorbing invisible ultraviolet (UV) light and re-emitting it as blue light, which gives fabrics and papers a clean, fresh look. Safety and Regulations The FDA (U.S. Food and Drug Administration) and the EFSA (European Food Safety Authority) have both approved FWAs as safe when used under regulated limits. Most countries strictly monitor their use in consumer products. Still, dermatologists often recommend avoiding FWAs for: People with sensitive skin Babies and young children This is because the agents may cause irritation or allergic reactions in a small number of people. Where Are Fluorescent Whitening Agents Found? FWAs are widely used in everyday products, such as: Clothing and fashion ac...