http://mappartnc.seo-blog.org/2008/08/28/gfn-phenylephrine-to-separate-in-part-to-protect-their-young-son/ Therefore, continuous production of excessive sebum results in bumps called blackheads, whiteheads depending upon the severity. Thu, 08 Jan 2009 06:46:45 +0000 http://wordpress.org/?v=2.6.5