Do placing various oils in your belly button have any health benefits?

I used to think that the belly button didn’t really do anything for our bodies. I assumed that the mother’s blood was the only source of oxygen and nourishment for the embryo at this specific starting location. What further purposes may the belly button serve?

Do placing various oils in your belly button have any health benefits?

However, a startling assertion that appeared in a number of online publications about “oil in the belly button,” “belly button oiling,” and “navel treatment” led me to believe otherwise.