http://caselaw.lp.findlaw.com/casecode/uscodes/8/chapters/12/subchapters/iii/parts/i/sections/section_1401.html Section G
The very top of the law states:
" The following shall be nationals and citizens of the United States at birth:"
This has no effect on natural born citizenship. In fact, if it's a law that makes you a citizen, you cannot be a natural born citizen.