Hilo Wave is a hyaluronic acid (HA) booster that combines high- and low-molecular-weight HA. Juvelook pairs PDLLA (poly-D,L-lactic acid) microparticles with HA, so the two work through different materials and on different timelines. With Hilo Wave, hydration comes first, collagen-related changes are clearest at about 2–4 weeks, and the effect is maintained for about 3–6 months (varies). Juvelook builds gradually over about 6–12 weeks. Profhilo follows a similar HA concept, but it is not marketed in Korea and is not performed at COCO Clinic. No option is better for everyone: the choice depends on your main concern, your schedule, and an in-person assessment.
Booster names are easy to confuse. "Collagen booster" is a category label, not a single mechanism, and products under it use different materials. COCO Clinic in Seoul offers Hilo Wave and Juvelook, among other boosters. This article explains how Hilo Wave compares with Profhilo (a similar HA product that is not available in Korea) and with Juvelook, using COCO Clinic's official treatment pages and columns. Results vary from person to person, and suitability can only be judged in person.
Short Answer: How Hilo Wave Compares
- Hilo Wave vs Profhilo: Both bind high- and low-molecular-weight HA. They differ in HA content, crosslinking, and injection technique. Profhilo is not marketed in Korea.
- Hilo Wave vs Juvelook: Hilo Wave is an HA complex aimed at inner hydration and elasticity. Juvelook combines PDLLA with HA and is used for skin density, pores, and wrinkles. Juvelook's change builds over 6–12 weeks.
- Longer-lasting does not mean better. COCO Clinic's guide notes that these treatments differ in the area and goal they address, so comparing them on duration alone would be misleading.
What "Collagen Booster" Actually Means
A skin booster is an injectable placed into the dermis to improve skin condition (hydration, texture, density) rather than to add volume or change contour. The materials behind the name differ, which is why "which booster is best" has no single answer. The same decision point is covered in Collagen Booster vs. Hyaluronic Acid Skin Booster: Which One Is Right for You?.
COCO Clinic's current menu lists these boosters, and the official pricing page is the reference for the full service list:
- Collagen Booster category: Juveacell, Radiesse, Juvelook (including Juvelook Eye and Juvelook Volume), and Hilo Wave.
- Skin Booster category: Rejuran and Rejuran Eye, Belotero Revive, and Corage & Exosome.
Juveacell and Juvelook have similar names but are different products. Juveacell is a human acellular dermal matrix (hADM) product, while Juvelook combines PDLLA with HA. For a comparison of Juveacell, Rejuran, and Juvelook, see Juveacell vs. Rejuran vs. Juvelook: How They Differ.
How Hilo Wave Is Built
Hilo Wave is a bio-stimulator made of HA. It is approved as a medical device by Korea's MFDS and made from high-purity, non-animal HA sourced in France. Each 2 mL syringe contains 48 mg of HA (24 mg/mL).
Its composition is called DHC (Dual Hyaluronic Acid Complex). It is made of 25% non-crosslinked low-molecular-weight HA, 25% non-crosslinked high-molecular-weight HA, and 50% minimally crosslinked high- and low-molecular-weight HA. The minimally crosslinked portion gradually breaks down into non-crosslinked HA over time. "Minimal crosslinking" does not mean no crosslinker: the complex is stabilized with a trace amount of BDDE.
The design logic is that high-molecular-weight HA hydrates the dermis right away. Low-molecular-weight HA signals fibroblasts through the CD44 receptor, which is established HA biology, to support collagen and elastin regeneration over weeks. This describes how the product is designed to work. Individual results vary.
Two techniques are used, chosen according to your goal:
- PDIT (Point Deep Inject Technique) places the product deeply at key support points, 1–5 points per side, for overall texture and inner hydration.
- A blunt-tipped cannula concentrates the product in a specific area. The clinic recommends it for the under-eye area, nasolabial folds, and medial cheeks.
The clinic decides which suits you in person.
Hilo Wave vs Profhilo: Same Concept, Different Products
Profhilo is a bio-remodeling injectable from the pharmaceutical company IBSA. It binds high- and low-molecular-weight HA in a 1:1 ratio by heat treatment (NAHYCO) alone, without chemical crosslinkers such as BDDE, and is given with the BAP technique (five points per side). It is not marketed in Korea and is not performed at COCO Clinic. Hilo Wave is a domestically available product built on a similar principle.
| Item | Hilo Wave | Profhilo |
|---|---|---|
| Main component | High- and low-MW HA (DHC) | High- and low-MW HA (NAHYCO) |
| HA content | 48 mg / 2 mL (24 mg/mL) | 64 mg / 2 mL (32 mg/mL) |
| Crosslinker (BDDE) | Minimal (50% non-crosslinked, 50% minimally crosslinked) | None (heat treatment only) |
| Injection technique | PDIT or cannula | BAP (5 points per side) |
| Availability in Korea | MFDS-approved medical device | Not marketed in Korea |
The table summarizes product specifications and does not imply that one product is superior. A shared concept does not transfer data: clinical findings reported for Profhilo pertain to Profhilo, and evidence for Hilo Wave has to be established for Hilo Wave separately.
Hilo Wave vs Juvelook: HA Complex Versus PDLLA With HA
Juvelook is a collagen booster that combines PDLLA with hyaluronic acid. It is approved by Korea's MFDS for the temporary improvement of facial wrinkles in adults, and its small, spherical particles are formulated to lower the risk of nodules. Nodules can still occur in some people, so ask about this at your consultation.
The two ingredients play different roles:
- PDLLA (poly-D,L-lactic acid) is delivered as microparticles that break down gradually. It is that slow breakdown that prompts fibroblasts to make collagen.
- Hyaluronic acid gives immediate hydration and is absorbed within weeks.
So Juvelook is neither a pure HA product nor a PDLLA-only one. The usual course is 2–3 sessions, and the change builds over 6–12 weeks rather than arriving at once. You will be asked to massage the area yourself for the first few days. COCO Clinic offers Juvelook, including Eye and Volume options.
| Axis | Hilo Wave | Juvelook |
|---|---|---|
| Material | High- and low-MW HA complex (DHC) | PDLLA microparticles with HA |
| Role in the skin | Immediate hydration plus fibroblast signalling | HA hydrates; slow PDLLA breakdown prompts collagen production |
| Typical focus | Inner dryness, texture, elasticity | Skin density, pores, wrinkles |
| Pace of change | Hydration and glow first; collagen effect clearest at about 2–4 weeks | Builds gradually over 6–12 weeks |
| Usual course | 2 sessions, 4 weeks apart | 2–3 sessions |
| Procedure time / pain | 20–30 min / moderate | 20–30 min / moderate |
The clinic's guide groups Hilo Wave with the hydrating and remodelling boosters and Juvelook with the collagen-building group. It describes them as doing different jobs rather than being better or worse.
What the Evidence Does and Does Not Show
- Non-crosslinked HA breaks down quickly in skin. Review literature puts its half-life at 3–5 minutes in blood, less than a day in skin, and one to three weeks in cartilage. This is why products in this class use partial crosslinking.
- A preclinical study of the same class of complex used in Hilo Wave reported increased type I and III collagen and elastin in cell and animal models. The authors describe the findings as biological plausibility and list limitations. These include no protein-level confirmation of key signalling nodes, no formulation-matched control, and the need for further human clinical study. Preclinical findings do not translate directly into effects in people.
- The neck-skin clinical study cited in this field concerns Profhilo. It cannot be applied to Hilo Wave.
Downtime, Side Effects, and Aftercare
Hilo Wave:
- Downtime is listed as minimal, with a same-day return to normal activity.
- Small bumps at the injection points usually settle within 1–2 days.
- Redness, swelling, and bruising from the needle typically resolve within 2–7 days.
- On the treatment day, avoid excessive sauna, alcohol, and intense exercise.
- Keep the treated area clean for a few days. Injection-site infection is rare but possible.
- Contact the clinic if redness or swelling lasts more than a week or if pain worsens.
- A consultation beforehand is required if you are pregnant or breastfeeding, have certain medical conditions, or have had a hypersensitivity reaction to hyaluronic acid.
Skin boosters in general, including Juvelook:
- Mild swelling for 2–3 days is normal, and for some people it lasts longer.
- Bruising is possible, so leave one to two weeks before an important event.
- Tell the clinic about allergies, blood-thinning medication, and any inflammation or infection at the treatment site. These treatments are not performed during pregnancy or breastfeeding.
Aftercare advice for your own case should come from the clinic team after your assessment.
Cost and Practical Planning for Seoul
Official COCO Clinic prices include VAT. Amounts are shown in the clinic’s billing currency, KRW. Prices can change, so confirm them when you book.
| Treatment | Official price (VAT included) |
|---|---|
| Hilo Wave 2cc | ₩600,000 |
| Hilo Wave 2cc + Juveacell 8% | ₩1,250,000 |
| Hilo Wave 2cc + Juveacell V | ₩1,350,000 |
| Juvelook 8cc | ₩500,000 |
| Juvelook Eye 4cc | ₩300,000 |
| Rejuran 2cc | ₩330,000 |
| Rejuran Eye 1cc | ₩180,000 |
The Hilo Wave and Juvelook volumes differ, so the prices are not directly comparable per product. Confirm which Juvelook formulation and volume your quote covers.
For visitors, one trip is usually not a full course. Hilo Wave is typically 2 sessions 4 weeks apart, and Juvelook is usually 2–3 sessions. A single trip can cover a first session and a consultation about the rest, and the clinic follows up on WhatsApp and LINE after you fly home. The clinic is in Seoul.
How to Choose: A Practical Checklist
- Main concern: Inner dryness and elasticity point toward Hilo Wave. Skin density, pores, and wrinkles point toward Juvelook.
- Material: HA complex, or PDLLA combined with HA?
- Timeline: Hydration and glow appear first with Hilo Wave, while Juvelook builds over 6–12 weeks.
- Schedule: Can you complete a course, or only start one during your trip?
- Downtime: What swelling or bruising can you accept before an event or flight?
If pronounced laxity is the main concern, a tightening treatment such as RF lifting comes first, and a booster is a different job. COCO Clinic's lifting options include XERF, Sofwave, and LinearZ. Most people have more than one concern, so combinations are common and are planned in sequence. Nothing here is a diagnosis or a guarantee.
Results vary between individuals.
Frequently Asked Questions
Is Hilo Wave the same as Profhilo?
No. Both bind high- and low-molecular-weight HA, but Hilo Wave is 48 mg / 2 mL with minimal crosslinking, while Profhilo is 64 mg / 2 mL, heat-treated without a crosslinker. Profhilo is not marketed in Korea and is not performed at COCO Clinic.
Can I get Profhilo at COCO Clinic?
No. COCO Clinic offers Hilo Wave, which realizes a similar concept in a domestically licensed product.
How is Hilo Wave different from Juvelook?
Hilo Wave is an HA complex for inner hydration and elasticity. Juvelook combines PDLLA microparticles with HA. The slow breakdown of PDLLA prompts collagen production, with change building over 6–12 weeks.
Does COCO Clinic offer Rejuran and Juvelook?
Yes. Rejuran and Rejuran Eye are offered, as are Juvelook, Juvelook Eye, and Juvelook Volume.
How long does Hilo Wave last, and what is the downtime?
The bio-remodeling effect is maintained for about 3–6 months, with individual variation. Downtime is minimal, and redness, swelling, or bruising typically resolves within 2–7 days.
What should I prepare for a booster consultation?
Know your main concern, previous treatments, allergies, medications, and any important dates. Ask about the current price and aftercare instructions.