UVB protection is measured by Sun Protection Factor (SPF). “If you have a sunscreen with an SPF15, you can stay out in the sun for 15 times longer than you could without that sunscreen and not get a sun burn ,” says Dr. Paul Cohen, … “I’m concerned with the lack of safety testing with sunscreens ,” says Dr. Rebecca Sutton, a staff scientist with the EWG. There is a long list of ingredients that are potentially harmful, or even cancer causing, that we just don’t know …
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The Eco Muse: The sun is shining…
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