When you put sunscreen with tiny zinc particles on your skin, they stay on the surface—like little beads stuck in your skin’s wrinkles and hair roots—and don’t go deeper into your skin.
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Evidence from Studies
Supporting (1)
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Community contributions welcome
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Imaging of zinc oxide nanoparticle penetration in human skin in vitro and in vivo.
Cross-Sectional Study
Human
2008 Nov-DecContradicting (0)
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Community contributions welcome
No contradicting evidence found
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