Article
Lipstick movement into furrows on the upper and lower lips is a common problem encountered by mature women. It is caused by the loss of subcutaneous fat on the face and within the lips in combination with facial osteoporosis. The lip line of an adolescent girl protrudes from the face in a youthful pout, but with maturity, the lip line actually becomes flush with the face. This loss of volume results in the skin folding around the upper and lower lips, creating furrows into which lipstick can easily wick.