Restored Volume & Plumper Contours
Replenishes lost fullness in hollow areas like under-eyes, cheeks, and smile lines for a naturally lifted, youthful look—without injections.
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SUNGBOON™ Rejuvenation Filler Serum
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(2,453 Reviews)
A Korean clinical-grade serum that visibly plumps, smooths, and restores youthful volume using deep collagen activators, peptides, and 8 types of hyaluronic acid.
✔ Restores natural volume in hollow areas like under-eyes, cheeks & smile lines.
✔ Targets fine lines & wrinkles with collagen-boosting peptides.
✔ Deep 8-layer hyaluronic hydration for instant plumping & long-lasting bounce.
✔ Smoother, firmer, more youthful-looking skin in as little as 2–4 weeks.
💙 7,000+ Happy Customers
Real People, Real Results
Sarah L.
Austin, TX
★★★★★
✔ Verified Purchase
I finally stopped looking constantly tired
People kept asking if I was exhausted — it was the hollow under-eyes. After 3 weeks with this serum, the sunken look softened and my skin looks alive again. My concealer actually sits flat now instead of creasing into lines.
1 week ago
Maria T.
Chicago, IL
★★★★★
✔ Verified Purchase
A real alternative to fillers
I couldn’t justify spending $600+ on fillers anymore. My cheeks were flattening and my smile lines were getting harsh. After 5 weeks, my face looks lifted and smoother without looking “done.” This serum gave me back the younger version of me.
3 weeks ago
Emma W.
Brooklyn, NY
★★★★★
✔ Verified Purchase
Stopped my fine lines from deepening
I’m only 28 but was panicking about lines starting around my eyes and forehead. This serum smoothed the texture and brought back bounce. It feels like I froze the aging process before it got worse.
1 month ago
Jessica P.
Los Angeles, CA
★★★★★
✔ Verified Purchase
Better than my failed filler attempt
I did fillers once and hated how uneven and puffy I looked. I wanted natural fullness, not a different face. This serum gave me exactly that — firmer skin, smoother under-eyes, and no weird swelling. I wish I found this before ever injecting anything.
2 weeks ago
Hannah K.
Seattle, WA
★★★★★
✔ Verified Purchase
Great for sensitive skin — huge relief
I react to EVERYTHING, especially anti-aging products. This absorbed instantly with zero irritation. After 2 weeks the fine lines around my eyes softened and my skin feels tighter without redness or stinging. Finally something my skin tolerates.
4 weeks ago
Benefits
Experience noticeable results where your body needs them most.
Smoother Fine Lines & Wrinkles
Targets creases at the structural level using collagen-boosting peptides, helping soften lines and prevent them from deepening.
Firmer, More Lifted Skin
Strengthens elasticity and supports collagen for a tighter, more sculpted facial appearance over time.
Deep 8-Layer Hydration & Radiance
8 types of hyaluronic acid deliver hydration through multiple skin layers, improving bounce, glow, and overall skin texture.
Formulated with Clinically Proven Ingredients
Say Goodbye to Needles and Complicated Routines
Give your skin the volume, smoothness, and firmness it’s been missing. SUNGBOON™ Rejuvenation Filler Serum uses advanced Korean peptides, deep collagen activators, and 8 types of hyaluronic acid to visibly plump hollow areas, smooth fine lines, and restore youthful contours — all without injections. Lightweight, fast-absorbing, and designed for daily use, it delivers real filler-like improvement with none of the risk, cost, or downtime. Your routine stays simple. Your skin looks younger.
Active recipe
Backed by research. Proven to strengthen your body from within.
Peptide Complex
“Collagen-Boosting Actives” — firms the skin, smooths fine lines, and strengthens structural support.
Hydrolyzed Collagen
“Elasticity Restorer” — improves skin bounce, reduces sagging, and supports a youthful texture.
8 Types of Hyaluronic Acid
“Multi-Depth Hydration System” — deeply hydrates, visibly plumps, and fills out fine lines.
Niacinamide (Vitamin B3)
“Brightening & Barrier Repair” — evens skin tone, refines texture, and strengthens the moisture barrier.
Full Ingredient Breakdown
Peptides (Collagen-Boosting Actives)
- Peptide Complex – Signals the skin to produce more collagen and elastin, helping firm, smooth wrinkles, and strengthen the skin’s structure.
Collagen + Firming Agents
- Hydrolyzed Collagen – Low-molecular collagen that absorbs easily to improve elasticity, reduce sagging, and restore youthful density.
- Adenosine – K-beauty anti-wrinkle ingredient known for improving firmness and smoothing fine lines.
Hyaluronic Acid Complex (8 Types)
A multi-weight hyaluronic system designed to hydrate every layer of the skin:
- Sodium Hyaluronate – Deep hydration and plumping.
- Hydrolyzed Hyaluronic Acid – Penetrates deeper for lasting moisture.
- Sodium Acetylated Hyaluronate – Enhances moisture retention and improves texture.
- Hydrolyzed Sodium Hyaluronate – Strengthens barrier hydration.
- Potassium Hyaluronate – Surface hydration for smoothness.
- Sodium Hyaluronate Crosspolymer – Long-lasting hydration reservoir.
- Hyaluronic Acid – General hydration and suppleness.
- Hydrolyzed Elastin – Supports elasticity and bounce alongside hyaluronic acid.
Brightening + Tone-Improving Ingredients
- Niacinamide (Vitamin B3) – Brightens uneven tone, improves texture, reduces redness, and strengthens the skin barrier.
Soothing + Repairing Agents
- Panthenol (Vitamin B5) – Calms irritation and boosts hydration.
- Allantoin – Soothes sensitive skin and supports gentle repair.
- Plant Extracts (e.g. Centella) – Reinforce calming and healing properties.
Amino Acids (Skin Structure Support)
A blend that helps rebuild the skin matrix and support collagen formation:
- Glycine, Alanine, Serine, Proline, Lysine, Arginine, Threonine, Isoleucine, Leucine, Valine, Histidine, Cysteine, Phenylalanine, Tryptophan, Methionine.
Moisture + Barrier Support
- Glycerin – Draws moisture deep into the skin.
- Propylene Glycol / Butylene Glycol – Help other ingredients penetrate effectively.
- Hydrogenated Polyisobutene – Adds smoothness and reduces moisture loss.
Texture + Stability Ingredients
- Carbomer, Xanthan Gum – Provide gel texture and stability.
- 1,2-Hexanediol, Caprylyl Glycol, Disodium EDTA – Support formula stability and performance.
Preservation System (Clean & Safe)
- Phenoxyethanol, Ethylhexylglycerin – Gentle preservatives used in premium Korean skincare to ensure safety and shelf stability.
Testimonials
★★★★★
Finally fixed my “tired” look
I’ve had hollow under-eyes for years, and nothing ever made a difference. After 3 weeks with this serum, the area looks fuller and smoother. The shadowing is softer and I don’t look constantly exhausted anymore. This is the first product that actually changed the shape of my under-eyes, not just moisturized them.
— Samara T.
★★★★★
Stopped my lines from getting worse
I’m 30 and starting to panic about fine lines around my eyes and forehead. This serum made my skin bouncier within days, and after a few weeks the lines looked softer and my makeup stopped creasing. It feels like I caught aging early instead of letting it take over.
— Trent O.
★★★★★
Filler Regret
I tried fillers once to fix my flattening cheeks and deeper smile lines, but I ended up looking puffy and uneven. I dissolved them and swore off injectables, but I still wanted that subtle fullness back. After a month with this serum, my skin finally looks right again — firmer, smoother, and lifted in a way that looks completely natural. My smile lines are softer, and my face has definition without that artificial “filler face.” Truly wish I found this before I ever booked an injection.
— Nina S.
Frequently Asked Questions
How long does it take to see results?
Most people notice increased hydration and a smoother texture within 7–14 days.
Visible plumping and softening of fine lines typically appear around weeks 3–4,
with fuller lifting and firming results building through weeks 6–8.
Can this really replace fillers?
It won’t create overnight, dramatic filler-like volume — nothing topical can.
But it does restore natural fullness, firmness, and smoothness over time by boosting collagen,
improving elasticity, and deeply hydrating the skin. Many customers use it to prolong, avoid,
or replace filler appointments.
Is it safe for under-eyes?
Yes. The formula is lightweight, non-irritating, and specifically designed to be safe for delicate areas
like under-eyes, smile lines, and the neck. It absorbs quickly without causing puffiness or milia.
What skin concerns does it help with?
It is designed for hollow under-eyes, loss of facial volume, fine lines, wrinkles, sagging,
uneven texture, dehydration, and early signs of aging. It also supports long-term skin structure
through collagen and elasticity renewal.
Will it cause breakouts or irritation?
No. The formula is non-comedogenic, fragrance-free, and suitable for sensitive skin.
Peptides, hyaluronic acids, panthenol, and niacinamide work together to calm, hydrate,
and strengthen the skin barrier.
Can I use it with retinol, vitamin C, or other actives?
Yes. It layers well with all common actives. Apply it before moisturizer and after lightweight serums.
If using retinol, apply the serum first to support hydration and reduce irritation.
How often should I use it?
For best results, use morning and night on clean, dry skin.
Consistency is key for long-term collagen and elasticity improvements.
Is it suitable for oily or acne-prone skin?
Yes. It is lightweight, non-greasy, and absorbs quickly.
The formula will not clog pores and may help balance texture and hydration in breakout-prone skin.