Real Review of South Korea’s RE20 Collagen Hydrating Serum: Understanding the ECM Repair Mechanism, Price, and How to Choose It in One Article
Updated on 2026-09-20 | Real Insights into Medical Aesthetics in South Korea | Anti-aging Treatments/Price References
- RE20 isn’t just an ordinary hydrating serum—it’s an “ECM extracellular matrix” supplement. Its formula contains about 89% Collagen, 3% elastin, along with GAGs such as Filler, effectively restoring the “foundation” of youthful skin.
- The biggest difference: Rejuran sends signals to prompt the skin to repair itself, while RE20 provides structural components directly, resulting in faster and more noticeable firmer texture and smaller Pores.
- Realistic Results: You’ll notice a hydrated and refined appearance within 1–2 weeks after the treatment. Over 2–3 months, collagen gradually regrows, making your face increasingly resilient.
- Price reference: The cost for a single treatment at Dermatology clinics in South Korea ranges from around ₩150,000 to ₩250,000 (approximately NT$3,450–NT$5,750). Packages often include 3 treatments, though the actual fee is subject to the doctor’s assessment at the time of consultation.
- My conclusion: For those over 25 who show early signs of aging, have loose Pores, and are looking to tighten their skin over time rather than just hydrating it, RE20 is a more targeted solution compared to traditional injectable treatments; however, since it’s a medical procedure, it’s essential to find an authorized clinic that sells genuine products.
I. What Exactly Are the Ingredients in RE20 Collagen Hydrating Serum?
RE20 (the brand name is Elravie Re20, produced by South Korea’s L&C Bio) went from being popular in the clinics of Gangnam by the end of 2024 to gaining traction in Busan and Daegu as well. By 2026, it had become one of the top search terms for “skin supplements” on Naver. What sets it apart from regular dermal fillers is the components it delivers to the skin.
Traditional hydrating treatments use Filler to lock in moisture, while Rejuran delivers PDRN to promote repair. RE20, on the other hand, provides ECM, or extracellular matrix—the very “network” found in youthful skin. This network is composed of Collagen, elastin, Filler, and other GAGs. As we age, this network thins and loosens, causing the skin to sag, Pores to become more visible, and its ability to retain moisture to decline.
RE20 is formulated using hADM (human acellular dermal matrix), with a composition ratio of approximately 89% Collagen, 3% elastin, along with other glycosaminoglycans such as Filler. In simpler terms, it delivers the “building materials needed for youthful skin” directly into the skin, rather than forcing the skin to produce them on its own. South Korea’s dermatologists often describe it as “injecting healthy skin components into the skin itself.”
Evidence 1: Elravie Re20 was developed by South Korea’s L&C Bio and utilizes hADM (human acellular dermal matrix) micronization technology. Its ingredients include approximately 89% Collagen, about 3% elastin, along with GAGs such as Filler; source: L&C Bio’s official product description and public medical aesthetics databases.
II. Why is RE20 Collagen Hydrating Serum called “soil enrichment” rather than just hydration?
Let me use an easy-to-understand analogy: if skin is a garden, traditional hydrating treatments are like “watering” the plants, Rejuran works by “sending signals to help the plants grow on their own,” while RE20 is like “reconditioning poor-quality soil.” Once the soil is in good condition, whatever is planted will thrive.
This is also why many people who have undergone the RE20 procedure say their skin has become healthier overall, rather than just “brighter.” It addresses the underlying issues—by making the dermis denser, the skin texture becomes finer; with proper support from the tissues, Pores appear shallower; and as the moisture retention structure is restored, a natural glow emerges from within.
The duration of action is also quite clear: once the particles are delivered into the middle dermis, effects can be felt within the first 1–2 weeks (as ECM particles support the structure and provide immediate hydration). Over the next 2–3 months, fibroblasts are awakened by this “healthy environment,” and they begin producing collagen, elastin, and GAGs on their own. The results build up gradually over time.
III. Honest Review of RE20 Collagen Hydrating Treatment: My Experience with It
I started noticing that my skin had lost its firmness around the age of 25—not because of deep wrinkles, but rather because my Apple Zone wasn’t as firm, and my Pores stood out noticeably under light. I tried traditional hyaluronic acid treatments (which only provided temporary hydration that lasted less than a month) as well as Rejuran (which offered some reparative effects but wasn’t firming enough). It was only after that that I tried RE20.
On the day of the procedure: Anesthetic is applied for about 30 minutes, with the doctor injecting it in a five-point pattern or evenly. The face may feel slightly swollen, as if you’ve drunk plenty of water. Afterward, a nurse applies an ice mask to soothe the area. The needle marks are not noticeable, and light makeup can be applied right away.
One week later: The most immediate sensation is that the skin feels firm and bouncy like jelly. Washing the face feels smoother, and makeup stays put much better. Friends say I “look well-rested.”
One month later: The Pores truly appeared lighter, the small indentations on both sides of the nose became less noticeable, and the skin felt firmer to the touch. This is something that traditional hyaluronic acid treatments simply can’t deliver.
Three months later: The face’s ability to resist sagging has improved—it’s not that I’ve gained weight, but my skin has become firmer, so I feel more confident going out without makeup. Personally, I think it’s best suited for those who want their skin to gradually become tighter over time rather than seeing immediate results.
Evidence #2: A randomized, double-blind, controlled clinical trial conducted by a team from Yonsei University and published in 2026 in the “International Journal of Molecular Sciences” by Lee et al. compared injectable micronized hADM with a non-crosslinked Filler control group, showing gradual improvements in dermal density and skin texture; source: peer-reviewed journal article available publicly.
IV. What’s the difference between RE20 Collagen Glow Serum and Rejuran/Jovelook/Rejuran?
I created this table myself to show my friends, directly comparing four brands that are often brought up for comparison:
| Project | Key Ingredients | Function Logic | Who It’s Best For |
|---|---|---|---|
| RE20 Collagen Hydrating Toner | hADM (Collagen 89% + Elastin + GAGs) | Directly replenish the ECM structure | Early signs of aging, loose Pores – it’s time to take steps to tighten them up |
| Rejuran / Rejuran | PDRN (Salmon DNA Fragments) | Send a repair signal | Sensitive, redness-prone, just looking for soothing care |
| Jovelook | PDLLA poly(lactic acid) | Stimulate collagen production (only boosts collagen growth) | Fine lines, Tear trough correction, depressed scars |
| Radiesse/Gouri | CaHA/PCL | Powerfully stimulates collagen for contour support | Contour lines, sagging jawline |
In short: RE20 is the treatment that simultaneously boosts collagen, elasticity, and hydration—all at once, while most other options focus on just one aspect. To learn more about how various anti-aging clinics combine different treatments, check out my articles on the prices and promotions at HEV Dermatology, as well as my in-depth review of Antian Anti-Aging Hospital in Cheongdam.
V. Price Reference for RE20 Collagen Hydrating Serum (KRW + TWD)
Let’s be clear upfront: RE20 is a medical procedure, and prices vary significantly depending on the clinic and the season. What follows are the general price ranges for such treatments at Dermatology clinics in South Korea, based on available information. These aren’t quotes from any specific clinic—the actual price will always depend on the consultation at the time.
| Project | Korean Won Exchange Rate | Taiwan Dollar reference (₩10,000 ≈ NT$230) | Notes |
|---|---|---|---|
| RE20 Single Dose (1 Bottle) | ₩150,000–₩250,000 | NT$3,450–NT$5,750 | Varies by clinic and event |
| RE20 3-Treatment Package | ₩390,000–₩650,000 | NT$8,970–NT$14,950 | Common offers include buy three, get one free or points rewards |
| RE20+ Renewal Complex / Rejuran Compound | Starting from 500,000 KRW | Starting from NT$11,500 | Composite solutions tailored to design needs |
| In-person consultation fee (can be applied toward treatment) | ₩10,000–₩30,000 | NT$230–NT$690 | Most can cover the procedure cost |
Data Point 3: According to available information from South Korea’s Dermatology clinics, the standard public price for one RE20 treatment typically ranges from ₩150,000 to ₩250,000. Packages offering 3 treatments are often available at discounted rates. The actual price may vary depending on the clinic, the doctor’s pricing strategy, and any ongoing promotions. Source: Compiled data from publicly available price lists of Dermatology clinics in South Korea.
VI. 8 Key Things to Know About RE20 Collagen Glow Serum
VII. Where is the best place to get RE20 Collagen Glow Treatment? (Check HEV Heshi on BeautsGO)
When it comes to getting the RE20 treatment myself, I always give priority to clinics that offer “official brand authorization + services in Chinese + transparent pricing.” HEV Dermatology in Gangnam, Seoul, provides this RE20 treatment—offered by two chief physicians, at the same price in both Korean and Chinese, with clearly listed fees, making communication much easier for Taiwanese clients. You can use the card below to check availability and compare prices right away.
age: starting from ₩390,000• Consultation fee can be
applied toward the treatment cost
VIII. Need a one-on-one consultation about the availability of RE20 Collagen Hydrating Treatment?
If you’re not sure whether RE20 is right for you, want to compare it with other supplements, or are looking for a clinic that offers authentic products at current promotional prices, feel free to add me on WeChat. I’ll let you know the real situation without pushing anything on you.
WeChat ID: xycheng2204
Scan the code to add me and mention “RE20” in the note.
IX. Recommendations Related to RE20 Collagen Hydrating Treatment
X. FAQ for RE20 Collagen Hydrating Serum
Disclaimer: This article is based on personal real experiences and compiled public information. It is not a medical advertisement, commercial promotion, or medical advice. RE20 is a medical procedure, and its results vary from person to person. All prices and packages are subject to evaluation and quotation by the clinic in person. Please discuss the risks and contraindications thoroughly with the doctor before the procedure.
