GLASSY SKIN CLINIC · DERMATOLOGY · CHEONGDAM, SEOULDr. JudyEN
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Founder & Medical Director · Glassy Skin Clinic

Dr. Judy Hong Jin Joo, MD

Hong Jin Joo · 주홍진

Dr. Judy Hong Jin Joo, MD, is a Korean board-certified dermatologist and the founder and medical director of Glassy Skin Clinic in Cheongdam, Gangnam, Seoul. A physician since 2011, Dr. Judy has worked in dermatology since 2013. She completed four years of dermatology residency at Seoul St. Mary's Hospital, practiced at dermatology clinics in the Seoul area from 2017, and founded Glassy Skin Clinic in 2021.

Board-certified dermatologistInternational speakerPhysician educator

Having lived with atopic dermatitis since childhood, Dr. Judy brings a personal understanding of sensitive skin to her care.

Education, training and career information published in the clinic’s Naver Booking profile; specialist certificate and issuer verification link pending clinic review.
Request a consultationCredentials & sources

Professional profile

The experience behind your care.

Dr. Judy Hong Jin Joo, MD · Education, clinical experience & professional activities

01 · Education & training

Clinical foundations.

  1. The Catholic University of Korea College of Medicine — medical degree.

  2. Seoul St. Mary’s Hospital, The Catholic University of Korea — dermatology specialist training.

02 · Professional background

A career in dermatology.

  1. Icahn School of Medicine at Mount Sinai, New York — short-term training.

  2. World Congress for Hair Research — keynote presentations in 2014 and 2015 on the role of immunity in chronic alopecia areata.

  3. Current founder and medical director of Glassy Skin Clinic.

03 · Professional activities

Roles & research.

  1. Co-author of a 2024 peer-reviewed laboratory study on skin aging, indexed by PubMed.

International speaking & physician education

Dermatology, shared with the world.

From the consultation room in Seoul to conference stages abroad, Dr. Judy shares her clinical approach with fellow doctors. Explore her lectures, live demonstrations and international exchanges.

From one dermatologist to another

Chosen by
dermatologists.

When it is their turn to be the patient, care is personal. Meet fellow dermatologists who have visited Dr. Judy at Glassy Skin Clinic.

Care for fellow doctorsInternational connectionsIndividual treatment plans
Explore her physician education

Explore their profiles. Hover or tap to see more.

DermatologistFounder of Remedy17.8MTikTok followersExplore profile

Largest verified platform shown · Rounded public figures, checked October 2026.

In the media

Dr. Judy in the news.

Expert conversations, media stories and academic activities from Glassy Skin Clinic.

About this coverage

Conference previews, presentations, opinion articles and brand collaborations are labelled separately. These sources describe professional activities; they do not establish treatment outcomes.

Speakers at the Jakarta symposium, as pictured in the News1 report
Photo: Daewoong Pharmaceutical / News1
News1

Industry education

Clinical presentation at an aesthetic-medicine event in Jakarta

Coverage reports that Dr. Judy Hong Jin Joo presented an approach to neck-line treatment during a product launch symposium in Indonesia.

Read the source · News1
Clara and Dr. Judy in the Hankyung skincare conversation report
Photo: Hankyung JOB&JOY
Hankyung JOB&JOY

Media & brand event

Skincare conversation hosted at Glassy Skin Clinic

Hankyung reported a skincare conversation involving Dr. Judy, Clara and the Bonyx brand. This was a brand collaboration, not a scientific meeting.

Read the source · Hankyung JOB&JOY
Photograph published with the Linear HIFU summit report
Photo: Medisobizanews
Medisobizanews

Conference presentation

Linear HIFU presentation at The Expert Dermatology Summit 2024

Medisobizanews reported that Dr. Judy gave a talk on Linearz HIFU applications at the March 2 meeting in Petaling Jaya, Malaysia. This reports a clinician presentation, not a peer-reviewed outcomes study.

Read the source · Medisobizanews
Dubai Derma 2024 speaker announcement featuring Dr. Hong Jin Joo (Judy)
Photo: RecensMedical / Digital Chosun
Digital Chosun

Conference preview

Announced speaker for Dubai Derma 2024

Digital Chosun reported that Dr. Judy was scheduled to speak about clinical uses of a precision-cooling device. The article was published before the event and does not verify that the talk took place.

Read the source · Digital Chosun
Dermatologists pictured at the Potenza Academic Meeting
Photo: Jeisys Medical / HealthcareN
HealthcareN / Medical Today

Clinical discussion

Participation in the Potenza Academic Meeting

Coverage lists Dr. Judy among six dermatologists who attended the first meeting to discuss clinical experience with non-invasive RF tips; it attributes the research presentation to another doctor.

Read the source · HealthcareN / Medical Today
Photograph accompanying Dr. Judy’s Jeollailbo opinion article
Photo: Jeollailbo
Jeollailbo

Opinion & TV appearance

Hair-loss care discussed in a Jeollailbo opinion article

In a Jeollailbo opinion article, Dr. Judy described her participation in episode two of the TV programme Mom Was Beautiful and her approach to a participant’s hair-loss care. The article is not independent evidence of treatment effectiveness.

Read the source · Jeollailbo

Research & publications

Curiosity that goes
beneath the surface.

Explore Dr. Judy’s published work, one perspective at a time.

First page of the 2024 Marine Drugs article, listing Judy Hong Jin Joo as a co-author
Original publication · Batsukh et al., Marine Drugs (2024). First-page reproduction. CC BY 4.0.

Peer-reviewed research

Co-authored byDr. JudyPublished as Judy Hong Jin Joo · Glassy Skin Clinic

Extracellular Vesicles from Ecklonia cava and Phlorotannin Promote Rejuvenation in Aged Skin

This laboratory study examined extracellular vesicles from Ecklonia cava and phlorotannin in cell and aged-mouse models of skin aging.

Publication
Marine Drugs
Published
15 May 2024
Focus
Skin-aging biology

It was not a human clinical trial and does not establish a treatment outcome for an individual patient.

Read the publicationView on PubMed

DOI: 10.3390/md22050223

For journalists, editors & producers

There’s a story
behind the expertise.

Working on a feature about Korean dermatology, physician education or the person behind Glassy? Connect with our team about an interview with Dr. Judy, a clinic feature or a speaking enquiry.

Discuss a story with our teamcontact@glassyskinclinic.com

Sources

Review the public records.

Naver’s English view is machine translated. These pages use the clinic’s Korean Naver Booking biographies as the primary source and normalize institution names in English.

Clinic Naver Booking profile · KoreanClinic Naver Booking profile · EnglishPublic doctor profileDr. Judy YouTubeOfficial profile links

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