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Skin regeneration care: manage it with skin boosters

When your skin feels dull and dry, we've calmly organized how skin boosters like Rejuran and 'Mul-gwang' (Hydrating) injections can help improve skin regeneration, hydration, and elasticity, by type.

When your skin doesn't feel like it used to, start by learning about skin boosters

Many people are concerned when they look in the mirror and see dull, dry skin. Skin boosters are treatments that directly replenish nutrients into the skin's dermis to help the skin recover on its own, which can help refine texture and enhance hydration and elasticity.

Recently, as more people seek not only disease treatment but also skin care and anti-aging care, interest in skin boosters has grown. The reason for offering such care at an OB/GYN clinic is to help women comfortably continue both health and skin management in one place.

What are skin boosters?

Skin boosters are known as treatments that directly inject necessary components into the skin's dermal layer to promote skin regeneration and improve radiance and elasticity. Unlike methods that stimulate the outer skin like lasers, they are closer to replenishing nutrients inside the skin to enhance its natural restorative power.

In the clinic, it's often observed that even the same treatment can feel different depending on the skin condition. Therefore, it's crucial to first assess what your skin currently lacks, rather than just focusing on what to inject.

How are the main types of skin boosters categorized?

Here's a summary of commonly considered types based on skin concerns:

TypeMain FocusRecommended for
Rejuran HealerExpects skin recovery and fine wrinkle texture improvement with PN componentsThose with thin, sensitive skin who desire natural recovery
Rejuran IEye-area specific care with a softer concentrationThose concerned about fine wrinkles under the eyes and dark circles
Hydrating Injection (Mul-gwang)Replenishes hydration and radiance with high-concentration hyaluronic acidThose concerned about dry, dull skin texture

Rejuran Healer is reported to help with the recovery of damaged skin, elasticity, fine wrinkles, and reduction of redness through polynucleotide (PN) components. It is considered for acne scars or thinned skin, and its effects and perceived benefits vary individually. Detailed information about the procedure can be found in the Rejuran guide.

Rejuran I is a treatment tailored for the sensitive skin around the eyes, reducing irritation, and is considered for concerns about fine wrinkles under the eyes and eye area elasticity. It tends to attract those who are often told they look tired.

Hydrating Injection (Mul-gwang) is a procedure that injects high-concentration hyaluronic acid into the dermis, aiming for immediate hydration and long-term moisture retention. It can help improve dry skin where makeup often creases, and skin texture lacking radiance.

Rather than one skin booster being "better" than another, the choice depends on whether your skin currently lacks hydration, regenerative power, or elasticity.

How is this different from vulvar skin care?

The principle of skin boosters can be applied not only to facial skin care but also to other areas. If you are concerned about dryness or loss of elasticity in mucous membranes and skin, it is advisable to consult about separate, appropriate care for that specific area. For example, Vaginal Hydrating Injection Hyaron is a treatment aimed at improving moisture and dryness of the mucous membrane, and it is often inquired about by those with concerns about vaginal dryness and atrophy.

Since the characteristics of skin and mucous membranes differ by area, the same procedure is not applied directly. We first confirm where and how you are concerned, then guide you to the appropriate direction.

If you are unsure which care is right for your skin and concerns, you can start a light consultation by asking about your current skin condition via chat.

Who are skin boosters recommended for?

Skin boosters can be helpful in the following cases:

  • If you feel your skin tone and texture are uneven.
  • If you are concerned about fine wrinkles or loss of elasticity.
  • If you are bothered by seemingly enlarged pores.
  • If your skin is thin and easily sensitive.
  • If you want recovery management after laser procedures.
  • If you have an important event coming up, such as a wedding or photoshoot.

However, the appropriate treatment varies depending on your skin condition and desired outcome, so upon your visit, we will directly assess your skin and guide you to the most suitable approach.

What should I be careful about after the procedure?

To ensure a comfortable recovery process, please refer to the following:

  • Minimize face washing and makeup on the day of the procedure.
  • Avoid alcohol, saunas, and strenuous exercise for about 2-3 days.
  • Temporary swelling, firmness, or minor bruising often subsides naturally.
  • Many people experience changes when the treatment is performed as a series of sessions, and the number of sessions and intervals vary depending on skin condition.

Precautions and recovery patterns also vary individually, so if you experience unusual discomfort, it is safer to confirm through a consultation rather than self-diagnosing.

Your skin changes as much as you care for it

Skin boosters are less about simply becoming prettier and more about enhancing the skin's inherent health and regenerative power. Since the appropriate type varies depending on skin type and concerns, the most important step before deciding what to receive is to first assess your current skin condition.

If you have any questions or appointment inquiries, please feel free to leave them at Consult about the right skin booster for me.


Dr. Eun-jin Lee, Representative Director (Samsung Medical Center OB/GYN Resident, Member of Korean Society of Obstetrics and Gynecology, Member of Korean Society of Menopause) Dr. Eun-jin Lee's Profile First published 2025-11-15 / Last reviewed 2026-06-17

The effects of the procedure and recovery patterns vary individually. Please confirm accurate condition assessment and selection of appropriate care through consultation with an OB/GYN specialist.

What the article can't answer, a consultation can

Symptoms vary widely; please confirm with an OB-GYN specialist.

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