A frontal cross section illustration of the vagina showing the action of a vaginal lubricant which lubricates the entrance to the vagina and hydrates SuperStock The smooth muscle and female arousal depicted Manna Molecular When you get aroused, your vagina self lubricates. this makes the overall experience more fun. But what do you do when your body produces less lubrication?? For this and more Grab your copy. Inside the Self Cleaning Vagina: What's Really Going On Vulva: Diagram, Function, Location & Anatomy