The main amendments adopted by the updated Guidance include the new overarching definition of nanomaterials, the key attributes that trigger safety concerns over nanomaterials, and important physicochemical parameters of nanomaterials’ safety assessments.
On June 26, 2023, EU Scientific Committee on Consumer Safety (SCCS) released the updated Guidance on the Safety Assessment of Nanomaterials in Cosmetics (Guidance).1 Incorporating the latest updates in nanomaterial safety research, the Guidance provides an overview of the key issues and data requirements relating to the safety assessment of nanomaterials in cosmetics.
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Under the current regulatory framework, cosmetics registrants and notifiers can continue to submit a simplified version of the safety assessment report during the registration or notification process until May 1, 2025. Following this deadline, a full version of the safety assessment will be mandated. To facilitate a smooth transition, China is planning to release a set of technical guidelines.
The current cosmetic technical standard STSC 2015 specifies the cosmetics' general safety standards, prohibited/restricted/permitted ingredients and testing methods. It is revised aperiodically in response to changing trade practices in the industry. China is planning to issue a new version of STSC.
