Is SPF important in lip products?


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  • American Academy of Dermatology (AAD). "How to Select Sunscreen." July 8, 2009. (Accessed Sept. 8, 2009)http://www.skincarephysicians.com/skincancernet/selecting_sunscreen.html
  • American Academy of Dermatology (AAD). "What are Actinic Keratoses?" Oct. 19, 2005. (Accessed Oct. 5, 2009)http://www.skincarephysicians.com/ActinicKeratosesnet/whatare.html
  • Dahl, Melissa. "Not just lip service: Gloss can invite skin cancer." MSNBC. April 30, 2008. (Accessed Sept. 8, 2009)http://www.msnbc.msn.com/id/24190829/