"I have never heard of freezing denaturing human milk proteins." It struck me when I read this that the person who said this (a dad, I think?) may have really been referring to the end result of freezing--reheating the milk--as the problem, not the freezing itself. Jennifer Tow, IBCLC, CT, USA *********************************************** 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