hile you were pregnant, you were a walking, talking skincare-maker for your baby. The white, buttery substance you produce in the womb – called vernix – not only keeps your little one from emerging from nine months underwater shrivelled (just think about the skin on your fingers after a long soak in the bath) but, according to new research, it also helps her skin stay hydrated and fight off infection. It’s so powerful, scientists are even working on a synthetic version to use on adults (which could end up being
