How to stimulate growth for brown-colored hair for a Caucasian woman?

here is my link for my more detailed version of this question:



http://answers.yahoo.com/question/index;_ylt=Av1UnsHxYJt71LJnbg6PGujsy6IX;_ylv=3?qid=20090920160547AA4MxwcHow to stimulate growth for brown-colored hair for a Caucasian woman?
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answer mine please