Addresses of DayOne Dermatology branches in South Korea | Detailed locations of hospitals in Gangnam, Hongdae, and Myeongdong

I. What is South Korea’s DayOne Dermatology? A local chain of dermatological clinics in South Korea

DayOne Dermatology, officially named “DAYONE Clinic” (English: DAYONE Clinic, Korean: 데이원의원), was established in 2019 and is headquartered in Gangnam District, Seoul. It is a large-scale, mid-to-high-end chain of dermatology clinics in South Korea. Currently, the clinic operates four branches in Seoul: the main Gangnam branch, the Gangnam Station branch, the Hongdae branch, and the seasonal Myeongdong Flash Store. It is regarded by many locals in South Korea and foreign tourists as a “hidden gem of dermatology clinics”.

DayOne adheres to the core philosophy of “professional skin management and a return to the essence of medicine,” advocating for natural beauty and opposing excessive cosmetic procedures. Its medical team members are all graduates of renowned medical universities in South Korea, with an average clinical experience of over 15 years. They regularly participate in dermatological academic conferences each year, and their technical expertise has earned them a high local rating of 4.5 out of 5, resulting in an overall score of 88.

II. DayOne Dermatology Gangnam Station Branch – Easily accessible via subway, located in a highly convenient prime location

The Gangnam branch is the most convenient location for accessing SWOMAN. It is located on the 4th floor of Hansung Building, 423 Gangnam-daero, Seocho-gu, Seoul (in Korean: 서울특별시 서초구 강남대로 423 한승빌딩 4층). After exiting Exit 10 of the Seoul Metro Line 2 at Gangnam Station, turn right and you will see the GS25 convenience store. Cross the road and walk straight for about 50 meters to reach the location; the entire walk takes no more than 3 minutes.

The Gangnam branch is open for a relatively long period of time: weekdays from 10:30 to 20:30 (with a one-hour lunch break from 13:00 to 14:00), on Saturdays from 10:30 to 16:00, and it is closed on Sundays and public holidays. It is worth noting that this branch offers night consultation services until 21:00, which is very convenient for office workers and tourists who want to receive treatment after work or while shopping.

This is the popular branch of DayOne, specializing in popular treatments such as Filler injections, Ulthrea, and Inmode. Due to its location in the heart of Gangnam’s shopping district, many tourists choose to schedule facial treatments after their shopping trips.

III. South Korea DayOne Dermatology Gangnam Head Office – the largest institution and the top choice for anti-aging treatments

As the flagship store of DayOne, the Gangnam Headquarter covers an area of 2,000 square meters and is located on the 5th and 11th floors of the Daewon Building, at 437 Gangnam-daero, Seocho-gu, Seoul (in Korean: 서울특별시 서초구 강남대로 437 대원빌딩 5층/11층).

It is approximately 5 minutes’ walk from Exit 10 of Gangnam Station on Line 2, or about 4 minutes’ walk after exiting Exit 7 of Sinnonhyeon Station on Line 9. The main campus is well-equipped, featuring multiple separate consultation rooms and treatment chambers, and also offers free parking services, so there is no need to worry about finding a place to park if you come by car.

As the core of DayOne’s anti-aging technologies, Gangnam General Hospital has gathered the most experienced anti-aging specialists in the field, offering advanced anti-aging treatments such as Ulthera HIFU (the American version of Thread Lifting), Titanium Lifting, and cryotherapy needles. If your main goal is to achieve “tightening and lifting effects to combat the effects of gravity,” this is definitely the right place for you.

IV. Hongdae Branch of DayOne Dermatology in South Korea – The favorite choice among young people, offering excellent value for money

The DayOne Dermatology Hongdae branch in South Korea is the youngest and most modern branch of the DayOne network. It is located on the 5th floor of Building 25, Hongik-ro, Mapo-gu, Seoul (in Korean: 서울 마포구 홍익로 25 5층). To get there, exit Exit 9 of the Hongdae Station on Line 2 of the subway, walk straight ahead until you reach Hongik-ro main street, then turn right. You will see Building 25 immediately – it has a gray facade, and the DayOne sign is visible on the 5th floor. Right across from the building is the entrance to the Hongdae Cultural Market, which can serve as a useful reference point. It takes approximately 5 minutes to walk from the subway exit to the clinic.

The Hongdae branch of South Korea’s DayOne Dermatology primarily targets young customers aged 20-30, offering high-value services such as acne treatment, Pores management, Potenza treatments, and sensitive skin relief. Compared to the two branches in Gangnam, the Hongdae branch offers more affordable prices, making it particularly suitable for young people who are new to medical aesthetics or have limited budgets.

The store also occasionally offers special discount packages designed for young skin. It is recommended to follow DayOne’s official Instagram account or WeChat public account to stay informed about the latest promotions.

V. South Korea’s DayOne Dermatology Myeongdong Pop-up Store – Seasonal offer, no reservation required

The Myeongdong Pop-up Store is a seasonal limited-time outlet of DayOne, located on the 3rd floor of Lotte Young Plaza, 11 Myeongdong 8-gil, Jung, Seoul (Korean: 서울 중구 명동8길 11 롯데영플라자 3층). Situated in the heart of Myeongdong’s shopping district, it offers the perfect convenience – you can enjoy shopping while simultaneously receiving beauty treatments.

⚠️ Important notice: The Myeongdong store is open from April to October each year and is closed during the winter season (from November to March of the following year). Please make sure to check the opening months before your trip.

Foreign tourists holding Chinese passports can enjoy the walk-in service at the Myeongdong store, allowing them to undergo treatments without making an appointment in advance. This option is particularly suitable for independent travelers with limited time and flexible itineraries. However, since it is a fast-service store, the range of services available may not be as comprehensive as those at the Gangnam and Hongdae stores. For more complex procedures, it is recommended to visit other branches.

VI. A quick guide to the transportation routes for the four branches of DayOne Dermatology in South Korea

Below are the complete transportation guidelines for the four branch offices, to help you choose the most convenient one based on your travel plans:

VII. Recommended Popular Treatments at Dermatology in South Korea – Reference Prices (2026)

DayOne offers a comprehensive range of services. Below are some of the most popular treatments along with their approximate prices (the actual fees will be determined upon on-site assessment; these prices are for reference only):

VIII. How to Make an Appointment at DayOne Dermatology in South Korea and What Preparations Are Needed Before Going

DayOne offers a variety of booking methods. The following are the latest booking options for 2025-2026:

1. Direct reservation via WeChat customer service: Add the WeChat ID DAYONECLCN to receive one-on-one service from Chinese customer representatives. You can consult about the procedures and costs in advance, and after a successful reservation, you will receive a confirmation message containing a location link.

2. Booking via the BeautsGO APP: You can preview doctors’ profiles and treatment prices through the BeautsGO platform and make a reservation with just one click. Throughout the process, Chinese-speaking customer service is available to assist you, making this option particularly suitable for tourists visiting Korea for the first time and who are not familiar with the local environment.

3. Online reservation via the official website: Visit dayoneclinic.co.kr and fill out the reservation form online (you need to provide your name, the English name on your passport, contact information, and the services you wish to schedule).

4. Booking via private messages on Instagram/Naver: Search for the official DayOne account and make a reservation through private messages on social media. This option is suitable for users who are familiar with Korean or have the ability to communicate in Korean.

Preparations before the trip:

• Bring your passport (required for tax refunds and walk-in services).
• Wear clothing that is comfortable and allows easy access to the area being treated.
• Arriving at the clinic with your natural makeup on allows doctors to accurately assess the condition of your skin.
• Avoid undergoing injectable procedures during menstruation.
• Pregnant women, lactating women, and those with acute flare-ups of sensitive skin should consult a doctor before proceeding.

IX. How to choose between South Korea’s DayOne Dermatology clinics in Gangnam, Hongdae, and Myeongdong? A comparison of their unique features and recommendations for selection.

Finally, I will provide you with a clear comparative analysis to help you quickly determine which branch is the most suitable for you:

If you are short on time and your itinerary mainly involves shopping, the Gangnam store or the Myeongdong Express Store (open from April to October) are the best options. If your primary concern is anti-aging and skin tightening, the Gangnam Head Office has the most extensive experience in this area. If you are in your 20s, have acne-prone skin or Pores problems, and have a limited budget, the Hongdae store offers the best value for money.

The advantages of DayOne lie in its unified chain quality standards, transparent qualifications of its physicians, and prices that are the same as those in South Korea and eligible for tax refunds. This makes it an ideal choice for medical beauty tourists who seek reliability and want to avoid being overcharged. It is recommended to make a reservation at least 3 days in advance before departure, and during peak periods such as weekends and holidays, it is advisable to book 1-2 weeks in advance.