yes, cindy, i feel sure that there is evidence to support this assertion;
throughout prehistory, women have had to run out to the pharmacy to get iron
and vit d to give to their little babies back home in the caves; it has been
the only thing that has kept humankind from perishing.

carol brussel IBCLC
wondering what is lacking in human blood, which we can only obtain from some
substitute or supplement, that we "can't live without"