A glow injection is a procedure that places hyaluronic acid (HA) into the skin in divided amounts to support inner hydration. It is not the proprietary name of one product; several hyaluronic acid products are called by the same name.
3-line summary
1. A glow injection is a general term for a procedure that places hyaluronic acid into the skin in fine amounts.
2. In trials, hydration measurements were higher on the hyaluronic acid side, while elasticity results differed from trial to trial.
3. On the day, it is injected after cream anesthesia, and needle marks, redness, and swelling are observed first. Confirm whether today's vial is an item authorized for injection.
The material a glow injection places
What goes into today's syringe is hyaluronic acid. It is placed in the skin using its property of holding water, and the placement differs from a topical moisturizer.
Korea's MFDS advises that use inside the skin should be limited to authorized drugs or medical devices. Check the drug or medical-device marking on the packaging together with today's vial label. Cosmetics are for applying, rubbing, or spraying. Placing an unauthorized product carries a risk of inflammation, scarring, and infection. Differences by type continue in the skin booster complete guide.
Flow on the day of injection
Skin condition and treatment history are reviewed, then after medications are checked, anesthesia is applied and the material is placed in divided amounts into the skin. Both manual injection and an automatic injector are used, and the same-day device is chosen to match the site and skin thickness.
| Step | What is done on the day |
|---|---|
| Consultation | Skin condition, recent facial procedures, medications and allergies, product name and classification of today's vial |
| Anesthesia | Cream anesthesia is often used. |
| Injection | Placed in the skin in divided amounts. Manual injection or an automatic injector. |
| Immediately after | Needle marks, redness, and swelling, small bumps. Timing for resuming cleansing, makeup, and exercise follows the same-day written instructions. |
Small bumps that can be felt right after placement are common and often settle within a few days. Bruising often follows as well. If they remain firm or enlarge, they are reviewed separately as nodules. This distinction can be confirmed in the skin booster embossing and nodules guide. For the next day, postpone vigorous cleansing, saunas, and alcohol. Use sun protection from the day of treatment. Shared precautions are in the procedure safety information and the injectable skin booster consent checklist.
What is seen in the skin after treatment
The first change that appears is inner hydration. Hydration measurements were higher on the side where hyaluronic acid was placed, while elasticity results differed from trial to trial. In a trial funded by the manufacturer, with most authors affiliated with that company, elasticity and radiance scores rose. In a trial by Korean researchers, the count of reported severe adverse events was tallied as 0. Published trials placed the material over multiple sessions with intervals, and measured within a few months after the last session.
Cost varies by product, site, and session count, so an estimate is given in consultation. The items that split the cost can be seen in what determines cost.
How it differs from filler, Rejuran, and Juvelook
Even with the same hyaluronic acid, the purpose of placement differs. Filler fills a hollowed area, while a glow injection supports hydration inside the skin. Rejuran is PN (polynucleotide), and Juvelook is a product that mixes polylactic acid and hyaluronic acid, so the materials themselves differ.
| Item | Glow injection | Conventional HA filler | Rejuran · Juvelook |
|---|---|---|---|
| What is placed | Hyaluronic acid placed in the skin in divided amounts | Hyaluronic acid gel that retains shape | PN, or polylactic acid + hyaluronic acid |
| What to look at when choosing | Inner hydration and skin texture | Volume in a hollowed area | Material and session design |
| Same-day discomfort | Needle marks, redness, swelling, and bruising | Swelling and bruising; blood vessels are also reviewed at each site | Injection-site reaction |
Criteria for choosing filler materials can be seen separately in the filler types guide, Rejuran in the Rejuran Healer guide, and Juvelook in the Juvelook complete guide.
Questions to confirm today
If you look at the vial label together and confirm the following in order, that day's procedure is decided.
- □ Product name and manufacturer of today's vial
- □ Whether this product is an item authorized for injection
- □ Whether it is manual injection or an automatic injector
- □ Pregnancy or breastfeeding, active infection, anticoagulants or immunosuppressants, ingredient allergy
- □ Whether it is the same day as filler, Rejuran, or laser, or whether to leave an interval
Frequently asked questions
Q1. Does the procedure hurt?
There is a pricking sensation as the needle goes in, and numbing cream is often applied and left to wait. Same-day redness and swelling may appear before pain.
Q2. How many sessions?
Published trials placed the material over multiple sessions with intervals. The actual number is set to the skin response and the goal.
Q3. How long do the effects last?
The hyaluronic acid that was placed is absorbed over time. Rather than a one-session design, the plan is set toward leaving intervals while watching the skin response.
Q4. Can it be received together with other procedures?
Because the materials differ, some plans are designed for the same day. If injection sites overlap, swelling also overlaps, so a plan that leaves an interval is reviewed as well.
Q5. Who should not receive it?
If you have pregnancy or breastfeeding, active infection, use of anticoagulants or immunosuppressants, or ingredient allergy, disclose this first. Suitability is decided by that day's condition.
Results, duration, and suitability vary with individual skin condition, age, and lifestyle, and the same outcome cannot be guaranteed.
Procedures may cause temporary redness or swelling, and contraindications may apply, so please confirm these during your consultation.
This article is general information and does not replace individual medical care. Please confirm diagnosis and treatment suited to your condition during a consultation.
Source materials
- PMID 32621657 — Verified scope: abstract. At a single Korean center, hyaluronic acid and placebo were placed into the face in three divided sessions; hydration measurements were higher on the hyaluronic acid side, and elasticity measurements were similar in the two groups. Serious adverse events: reported count 0. No author conflicts of interest (publisher page). The hyaluronic acid product name is not in the abstract; only the injection device name is listed.
- PMID 23715889 (PMC3778226 full text) — Verified scope: abstract + PMC full text. Split-face comparison in women. A flowable hyaluronic acid formulation versus saline, once a month for three sessions. Elasticity and radiance scores rose, and expected bruising, swelling, redness, and small bumps disappeared within a few days on average. Research funding and conduct were by the manufacturer, most authors were manufacturer-affiliated, the principal investigator was under contract, and medical writing support is stated in the body.
- PMID 39807700 (PMC11731322 full text) — Verified scope: abstract + PMC full text. An analysis pooling 6 of 12 hyaluronic acid injection trials. Hydration and radiance rose versus controls, while elasticity and pigment measurements were similar to controls. The pool was hyaluronic acid injections broadly, not a single glow-injection product.
- PMID 23467280 (PMC3583886 full text) — Verified scope: abstract + PMC full text. A description that hyaluronic acid holds water. The half-life of endogenous hyaluronic acid in the skin is written as less than one day, so it was not transferred to the duration of injectable formulations. No retraction or expression of concern.
- Korea's MFDS, Food and Drug Safety Made Easy 79 — Intradermal injection is permitted only with drugs or medical devices (posted on the Medical Device Safety Library, 2023-01-11) — Verified scope: posted body. It advises that when placing a product into the skin for skin regeneration or wrinkle improvement, authorized drugs or medical devices should be used, and that cosmetics are for applying, rubbing, or spraying. It states that placing an unauthorized product carries a risk of inflammation, scarring, and infection.
Related reading
Sources
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