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The space between the upper lip and nose is called the philtrum. The ideal length of the philtrum is roughly a half-inch (11-13 millimeters) for women and a couple of millimeters longer for men. At that length, when your lips are relaxed, the tips of your teeth should be visible.
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The content is intended to augment, not replace, information provided by your clinician. It is not intended nor implied to be a substitute for professional medical advice. Reading this information does not create or replace a doctor-patient relationship or consultation. If required, please contact your doctor or other health care provider to assist you to interpret any of this information, or in applying the information to your individual needs.