I know in my one baby book it says you should sleep with a waterproof mattress cover because amniotic fluid can ruin a mattress...my guess would be not because of a stain but maybe because it gets so saturated that it is hard to dry out???
BFP#1=1/17/08 Missed m/c: 3/19/08@ 12 w D&C 3/21/08
BFP #2=8/5/08 She arrived 4/16/09!
BFP#3 7/9/11 EDD:3/16/11 Logan Patrick born sleeping on 3/20/11
Re: Amniotic Fluid