You know, sort of lost in this whole discussion is one of the reasons she did this, that is the men of that country insisting their women quit nursing so that they may have sex with them.

So, male hormones + taboo = starving children.

Maybe not in the particular instance of the newborn Hayek fed, but the article did note that is why women there do not nurse as long as their children may need and one would assume they don't have a ready supply of formula with which to replace mother's milk.