I have not seen the background correspondence on this issue, but the use of
teeth whiteners is not a reason for concern for the breastfeeding mother nor a
reason to change her breastfeeding routine at all.
As I recall, teeth whiteners have been previously discussed on Lactnet.

Frank J. Nice, DPA, CPHP

             ***********************************************
The LACTNET mailing list is powered by L-Soft's renowned
LISTSERV(R) list management software together with L-Soft's LSMTP(TM)
mailer for lightning fast mail delivery. For more information, go to:
http://www.lsoft.com/LISTSERV-powered.html