instruction: hello doctor I would like to know the benefits of using mineral sunscreen what is a mineral sunscreen how does mineral sunscreen differ from the chemical kind what are the biggest benefits of using mineral sunscreen what should you look for in a mineral sunscreen if you want to ensure you are getting a formula that is going to be both protective and cosmetically elegant
output: hello sunscreen are agents that give protection to the skin against harmful ultraviolet radiation of the sun especially uv ultraviolet radiation that is more harmful sunscreen are of two types physical sunscreen and chemical sunscreen or sunblocks mineral sunscreen is another name for physical sunscreen physical sunscreen physically blocks sun ultraviolet radiations and chemical sunscreen absorbs uv radiations and chemically disperse them physical sunscreen are zinc oxide titanium oxide and iron oxide they are cosmetically unfavorable because they have to be applied thickly and evenly so they are visible on the applied skin whereas chemical sunscreen like octocrylene etc are not visible mineral sunscreen gives better protection than chemical ones they reflect the uv light whereas chemical sunscreen absorbs light and has more chance of photoallergy and contact dermatitis mineral sunscreen are better in this regard various cosmetics are using these mineral sunblock ingredients