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What properties are important for molecules used as sunscreens?

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What properties are important for molecules used as sunscreens?

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Sunscreens help protect against the sun's damaging effects. Sunscreens are topical agents which can be used to block the sun's UV rays and can be used to prevent photoaging.

Sunscreens can block the UV rays or absorb them before they reach the skin.

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No.

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hi, there are sunscreens that are Chemical, and sunscreens that are Physical:

Chemical sunscreens absorb UV rays:

Octylmethylcinnamate, avobenzone, PARSOL1789, PABA, Mexoryl, Benzophone, oxybenzone, octocrylene, homosalte

Physical Sunscreens reflect UV rays:

zinc oxide, titanium dioxide

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Mineral Physical Sunscreens: Particularly Zinc and Titanium Dioxide. They offer UVA and UVB spectrum coverage, and do not pose risks to your health like chemical sunscreens.

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