Chemical sunscreen containsorganic (carbon-based) compounds such as oxybenzone, octinoxate, octisalate, and avobenzone, which create a chemical reaction. Chemical sunscreen works by absorbing UV rays and changing them into heat, then releasing that heat from the skin. As a result, UV rays are not absorbed by the skin.
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What is chemical sunscreen?
Chemical sunscreen is the conventional sunscreen that you鈥檝e always known and loved. It protects you from the UV rays of the sun by first absorbing into your skin, and then absorbing and transforming UV rays into heat, which is then released into the air.
How do active ingredients in sunscreen work?
Active ingredients in sunscreens function as either mineral or chemical UV filters that keep harmful rays from the skin. Each uses a different mechanism for protecting skin and maintaining stability in sunlight.
What are the most common sunscreen ingredients?
The most common sunscreens on the market contain chemical filters. These products typically include a combination of two to six of the following active ingredients: oxybenzone, avobenzone, octisalate, octocrylene, homosalate and octinoxate.
What is mineral sunscreen made of?
Mineral sunscreens are made with zinc oxide and titanium dioxide, usually in the form of nanoparticles. There is good evidence that little if any zinc or titanium particles penetrate the skin to reach living tissues.