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What's the Difference Between Drool Rash and Atopic Dermatitis?
Blog January 19, 2025

What's the Difference Between Drool Rash and Atopic Dermatitis?

Dr. Yeonseung Choe
Dr. Yeonseung Choe
Chief Director

Strictly distinguishing between drool rash and atopic dermatitis is somewhat unusual. Atopic dermatitis involves weakened skin barrier function and immune hypersensitivity reactions in individuals with an allergic predisposition. It is simply a process where repeated inflammatory states manifest as symptoms like itching and dryness, and histological changes such as lichenification.

Common areas where atopic dermatitis occurs and why: View blog post

There is a summarized article regarding drool rash as follows:

Article about drool rash: View blog post

Drool Rash (Perioral Dermatitis)

Drool rash refers to cases of perioral dermatitis that appear in infants. The cause primarily manifests in babies with weak skin barrier function. Various sources state that the cause is not clearly understood.

Perioral Dermatitis is also known as Pediatric Periorificial Dermatitis (POD), and it can occur not only around the mouth but also around the nose and eyes. According to research, some POD patients have a history of atopic dermatitis, asthma, or allergies.

Research material on Perioral Dermatitis: View PDF

Skin Conditions in Infants

  • Infants have delicate skin, and their immune function is not yet fully established.
  • Their ability to adequately respond to environmental changes, such as temperature, is diminished.
  • Various skin symptoms can commonly appear simply because they are infants.
  • While terms like infant rash (tae-yeol), drool rash, and atopic dermatitis are sometimes used to differentiate conditions in newborns, accurate diagnosis is often difficult.
  • In most cases, infants' skin tends to improve overall as it develops its proper functions.
  • There are differences in innate resilience and the severity of symptoms among children.
  • The progression of the condition can vary depending on how it's managed in its initial stages.
  • Various measures that can help strengthen the skin barrier function should be considered.

For very young children, taking herbal medicine may not be advisable, and the following methods are recommended:

  • Ointments such as Tae-yeol-go and Cheong-yeom-go
  • Light moisturizers
  • Mild cleansing
  • Gokji (LI11) and Sam-eum-gyo (SP6) sticker needles
  • Maintaining appropriate indoor temperature and humidity

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Dr. Yeonseung Choe

Dr. Yeonseung Choe Chief Director

In practice, I often meet patients who have tried many places yet found little relief, growing weary even in spirit. Walking alongside them over the years, I came naturally to care deeply about conditions that are hard to heal. In search of answers, I never confined myself to a single approach — I draw together modern research on how the body adapts to and breaks down under stress, the perspectives of functional and integrative medicine, and the long tradition of Korean medicine, holding these many viewpoints side by side as I try to understand each person's body. Since 2010, I have designed each treatment with the belief that even the same illness unfolds differently within each person's bodily environment.

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