...
2025-08-14 17:13
1386
Titanium dioxide is used in an enormous range of food products, which can feel jarring when looking at some of its other uses.
They are the only two sunscreen ingredients classified by the FDA as safe and effective. And though titanium dioxide is usually used in mineral sunscreens in the form of nanoparticles, evidence suggests that few, if any, particles penetrate the skin.