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Sunscreen isn't food (thankfully), so in our minds, it doesn't make sense that it expires. Eggs expire, not sunscreen. And that's where you're wrong. In fact, sunscreen does expire. ... Instead a very weak and poor analogy to sour cream is offered. Not really an explanation. The amount of useful information in this...
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beauty.tips.net/Pages/T004694_Why_Does_Sunscreen_Have_a...
beauty.tips.net/Pages/T004694_Why_Does_Sunscreen_Have_an_Expiration_Date.html
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Ask a Question ... How can I tell if my sunscreen has expired? ... The date says one year, but do I really need to buy another bottle?
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factoidz.com/topic/does-sunscreen-really-expire-in-one-...
factoidz.com/topic/does-sunscreen-really-expire-in-one-year/
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Check the expiration date on your sunscreen. If you dont see a date, toss it.. Make-up carries sunscreen protection too, so check those as well. Does sunscreen really expire in one year? ... in response to: Does sunscreen really expire in one year?
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factoidz.com/how-can-i-tell-if-my-sunscreen-has-expired...
factoidz.com/how-can-i-tell-if-my-sunscreen-has-expired/
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Cancer Myth 3: You can prevent skin cancer by putting on one application of sunscreen at the start of each day. ... Most sunscreen products expire within two to three years, but you should check the expiration date on the container for the date it becomes ineffective.
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health.discovery.com/centers/cancer/top10myths/myth3.ht...
health.discovery.com/centers/cancer/top10myths/myth3.html
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SPF 30 should be used for really sensitive skin, long exposures, and to protect from more than just the redness. Throw out old bottles of sunscreen. Active chemicals expire quite quickly. Put on sunscreens at least 30 minutes before going outside.
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www.mpcenter.net/patient_ed/sunscreen.html
www.mpcenter.net/patient_ed/sunscreen.html
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I have an old bottle of sunscreen from last year. Is it still good? Or should I throw it out? ... Some sunscreens include an expiration date — the date at which time the sunscreen is no longer effective. Discard sunscreen that is past the expiration date or is more than 3 years old.
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www.mayoclinic.com/health/sunscreen-expire/AN01968
www.mayoclinic.com/health/sunscreen-expire/AN01968
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It's there to let you know when the active ingredients expire so that you know if it'll effectively protect your skin or not. I'm not sure it's clear what question you are really asking here, the question you asked has been ... Sunscreen lotion has an expiration dates because *tadadadaaaa* the ingredients expire!
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www.answerbag.com/q_view/64112
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Do sunscreen expire? Does sunscrean expire? Doea sunscreen expire? Does sunscreen really help? When does sunscreen expire? Can sunscreen lotion expire? Why you should wear sunscreen? How does sunscreen block sunburn?
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wiki.answers.com/Q/Does_sunscreen_expire
wiki.answers.com/Q/Does_sunscreen_expire
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"I'd say ....." One year. I used to keep sunscreen for the next summer but I noticed that it wouldn't work as well the next year. I think the $$ is so little that I would go ahead and buy a new one at the bigginning of the summer....
http://askville.amazon.com/sunscreen-expire/AnswerViewe...
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