its
real function is providing a liquid medium at the cervix, not lower where lube r/o is ordinarily applied. I suppose if you don't need lube, it means there's plenty of EWCM making its way from the cervix down to the point of entry, so to speak, but if you're not sure, then PreSeed is good insurance. Also, even if there's plenty of EWCM, TTC sex can take longer if the man *knows* he's ...