In Nanotech Metrics, Safety Should Trump Size, Experts Say
This article was originally published in The Tan Sheet
Presenters at the FDLI annual conference say evaluations of novel health care and consumer products based on nanotechnology should focus on safety and efficacy more than particle size. The Project on Emerging Nanotechnologies is updating its product inventory to include nanomaterial safety data.
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The European Commission’s definition of “nanomaterial,” to potentially be used in legislation, appears to be relatively simple. In practice, measuring particles against the standard offers a number of technological challenges.
Friends of the Earth claims that materials supplier Antaria misleads its customers and consumers by billing the ZinClear-IM sunscreen ingredient as “nano-free” when third-party testing shows it contains “clusters” of nanoparticles. The issue of defining nanotechnology continues to be debated internationally.
The Personal Care Products Council’s Jay Ansell, VP of cosmetic programs, is optimistic about the direction regulators are taking and the consensus developing among scientific experts regarding the use of nanomaterials in cosmetics. However, challenges remain for firms faced with requirements under European law, and further harmonization is needed between international regulatory regimes, he suggests.