Monthly Archives: June 2010

What is the Difference Between Micronized and Nano-sized Zinc Oxide?

Did you know that neither the FDA nor the cosmetic science industry have a formal definition for nano-size zinc oxide? Its interpretation varies widely within the industry. BASF’s Z-COTE®, a popular supplier of microfine zinc oxide powders for sunscreen and mineral makeup, considers 200 nanometers as the upper limit. Micronisers’s Microsun™ nanosized zinc oxide powders […]

Posted in baby care, sunscreen | 1 Response