What negative immediate consequence occurs if a newborn with significant vernix is washed too soon with harsh soap and water?

Answer

The skin can become instantly dry, leading to a patchy, flaky appearance later

The vernix serves as a natural buffer protecting the newborn skin from the shock of environmental transition, particularly the abrupt shift from high humidity to much drier air. If this protective layer is aggressively removed immediately after birth using harsh soaps and water, this buffer is lost. The delicate neonatal skin, unprepared for the rapid moisture loss, immediately begins to dehydrate. This loss of hydration and barrier integrity results in the skin becoming instantly dry, which often manifests visibly as a patchy or flaky appearance within the first week of life.

What negative immediate consequence occurs if a newborn with significant vernix is washed too soon with harsh soap and water?
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