Smegma, although somewhat disgusting, actually plays a biologically significant role in human beings. It’s only when people with poor hygiene allow this “natural lube” to become stagnant that the biofilm becomes problematic. In this article, Dr. Murtaza Ahmed explains the medical side of the not-so-appealing substance known as smegma.

What is Smegma? – A Definition

Smegma is a malodorous, opaque white or yellow substance composed of shed epithelial cells (dead skin) and sebum (oily secretions) produced by the sebaceous glands of male and female genitalia. It is found beneath the foreskin and glans penis in males and the folds of skin surrounding the clitoris in females.