Lithopone: an alternative to titanium dioxide

On the other hand, Westerhoff said, there are hundreds of studies showing no adverse effects from the substance.

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“Unlike some other chemicals used in food, titanium dioxide has no nutritive, preservative, or food safety function—its use is purely cosmetic,” said CSPI principal scientist for additives and supplements, Thomas Galligan. “The prospect of titanium dioxide nanoparticles damaging DNA is concerning enough for us to recommend consumers avoid foods that have it.”