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Related Experiment Video

Updated: May 20, 2026

Pharmacologic Induction of Epidermal Melanin and Protection Against Sunburn in a Humanized Mouse Model

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Published on: September 7, 2013

Changes in skin color after smoking cessation.

Young Hye Cho¹, Dong Wook Jeong, Sang Hee Seo

¹Family Medicine Clinic and Research Institute of Convergence of Biomedical Science and Technology, Pusan National University Yangsan Hospital, Pusan National University School of Medicine, Yangsan, Korea.

Korean Journal of Family Medicine

|June 30, 2012

Summary

Quitting smoking improves skin color by reducing melanin and hemoglobin levels within 4 weeks. These positive skin changes may help smokers stay abstinent from smoking.

Keywords:

Color Erythema Melanins Skin Smoking Cessation

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Area of Science:

Dermatology
Public Health
Addiction Medicine

Background:

Smoking negatively impacts skin health and appearance.
Smoking cessation programs aim to improve overall health outcomes.

Purpose of the Study:

To investigate the effects of smoking cessation on skin color.
To quantify changes in melanin and erythema indices post-cessation.

Main Methods:

A cohort of 34 male smokers undergoing a cessation program were studied.
Skin color was instrumentally evaluated using Mexameter.
Melanin index (MI) and erythema index (EI) were measured at baseline, 1 week, and 4 weeks.

Main Results:

Significant reductions in both Melanin Index (MI) and Erythema Index (EI) were observed.
These skin color improvements occurred across all 7 measured body sites.
Reductions were most notable at the 4-week follow-up.

Conclusions:

Smoking cessation leads to measurable improvements in skin color.
Positive changes in skin appearance may serve as a motivator for sustained smoking abstinence.
Further research can explore the long-term dermatological benefits of quitting smoking.