Peter Lio, M.D.


4378 HOLT RD


United States

Peter Lio, M.D., is assistant professor of clinical dermatology and pediatrics at Northwestern University’s Feinberg School of Medicine, and private practice, Dermatology and Aesthetics of Wicker Park, Wicker Park, Chicago.


Leaky gut, leaky skin, or both?

May 22, 2019

In our first Irregular Borders column, Peter A. Lio, M.D., explores the evidence for leaky gut and its relevance in dermatology while highlighting parallels with impaired skin barrier function in conditions such as atopic dermatitis.

Skin issues that affect patients with skin of color

February 06, 2019

Healthcare disparities exist in all fields of medicine, including dermatology. We seek to address these disparities in this article by outlining the differences in epidemiology, presentation, access and outcomes of five conditions in patients with skin of color.

Advances in atopic dermatitis raise bar for treatment

December 07, 2018

In this article, Dr. Peter A. Lio discusses how recent advances in atopic dermatitis have led to a new standard of care, which aims to keep patients clear safely and maximize improvements in quality of life.

Alternative therapies hold promise for rosacea

June 21, 2016

Some unconventional therapies for rosacea get to the root of the problem, with apparent positive impacts on inflammation, skin barrier dysfunction and vascular function.

The surprising benefits of coconut oil in skin therapy

February 08, 2016

There seems to be renewed interest in coconut and other natural oils, with topics as far-flung as using coconut oil as a sunscreen (spoiler: it didn’t work very well!) Here, we’ll tell you where it does show promise.

Skin barrier benefits of sunflower seed oil

July 13, 2015

Safe, inexpensive, and widely available, sunflower oil seems a reasonable consideration for any patient with impaired skin barrier, so long as there is not a known sunflower seed allergy.

The Irregular Border

February 08, 2015

There is increasing interest in so-called alternative medicine. Both patients and practitioners are clearly interested in this domain and this is in striking contrast to the bright, shining edifice of evidence-based medicine.