Rejuran vs Juvelook: Which Is Better in Korea?
If you’re looking into non-surgical skin rejuvenation in Korea, you’ll often see Rejuran and Juvelook offered side-by-side. Though both are called “skin boosters,” they work differently. Understanding their differences can help you choose based on your skin’s needs — whether you want renewal, hydration, firmness, or a bit of all.
What Is Rejuran? — Skin Regeneration & Barrier Repair
Rejuran is a micro-injection treatment that delivers polynucleotides (PN) — a DNA-derived ingredient (commonly from salmon DNA) — directly into the dermis.
What Rejuran Does
- Stimulates skin cell regeneration and fibroblast activity
- Supports natural collagen and elastin production over time
- Strengthens and repairs the skin barrier
- Helps restore skin health from within
Best For
- Sensitive, thin, or damaged skin
- Skin needing barrier repair (after laser, irritation, or acne)
- Rough texture, dryness, or dull skin
- Those wanting gradual, gentle improvement rather than immediate “filling”
Typical Results
- Improved skin texture and tone
- Better hydration and resilience
- Pore size reduction and smoother surface over time
- Subtle tightening and rejuvenation — without dramatic volumizing
What Is Juvelook? — Collagen Boost + Hydration + Volume Boost
Juvelook is a hybrid injectable — combining a collagen-stimulating polymer (PDLLA / similar biostimulator) with hyaluronic acid (HA). This dual-action approach provides both immediate hydration/volume and gradual collagen/elasticity improvements.
What Juvelook Does
- Provides instant hydration and mild plumping thanks to HA
- Stimulates collagen production over time to improve firmness
- Helps refine skin texture, reduce fine lines, and tighten pores
- Can add a subtle “volume + lift” effect (depending on area treated)
Best For
- Skin with early signs of sagging
- Enlarged pores, acne scars, or uneven texture
- Fine lines, early wrinkles
- Those wanting a noticeable improvement in firmness, smoothness, or slight volume
Typical Results
- Skin feels more hydrated and plump almost immediately after treatment
- Over weeks to months, firmer skin and improved elasticity
- Reduced fine lines, smoother texture, smaller-looking pores
- A “fresh, youthful” appearance with volume & firmness
Rejuran vs Juvelook: What’s the Difference?
Here’s a quick conceptual comparison:
- Primary Purpose
- Rejuran → Skin regeneration, barrier repair, healing
- Juvelook → Collagen boost, skin tightening, hydration, mild volume
- Best For
- Rejuran → Damaged, sensitive, thin, or barrier-impaired skin; post-treatment recovery; gradual rejuvenation
- Juvelook → Early aging, texture / pore issues, loss of skin firmness or mild sagging, desire for hydration + glow
- Results Timeline & Feel
- Rejuran → Gradual improvement; skin health and resilience over time
- Juvelook → Some immediate “plumping/ hydration,” followed by gradual firming and restructuring
- Effect on Volume & Lift
- Rejuran → Minimal volumizing — subtle and natural
- Juvelook → Mild to moderate “boost” — more visible tightening or smoothing
Which Should You Choose?
Choose Rejuran If You Want:
- Firmer skin barrier, better resilience
- Improved skin health (especially if skin is irritated, thin, post-laser/acne, or sensitive)
- Gradual, natural-looking rejuvenation
- Subtle improvement rather than dramatic change
Choose Juvelook If You Want:
- Visible improvement in skin texture, tone, and firmness
- Hydration, reduced fine lines, pore tightening
- Mild volumizing or “lifted” look without fillers
- A “skin glow + youthful firmness” effect, especially if you have early signs of aging
Consider Combining (or Alternating) Treatments
Some clinics recommend combining or alternating Rejuran + Juvelook for balanced results:
- Use Rejuran for barrier repair and skin health foundation
- Use Juvelook for texture improvement, collagen boost, and subtle tightening
This way, you support both skin health and appearance — helpful if you want long-term skin quality + visible freshness.
Who Should Be Cautious or Consult a Doctor First
- If you have extremely sensitive or allergic skin — talk to a dermatologist before any injections.
- If you expect dramatic volume (like filler-level) — skin boosters aim for subtle, natural results, not big “fill.”
- If you want highly defined structural changes — injectable fillers or deeper lift treatments may be more appropriate.
Conclusion: There’s No One-Size-Fits-All — Choose Based on Your Skin Goals
Rejuran and Juvelook both have their strengths — but they serve different skin needs.
- For gentle, deep skin regeneration and barrier repair → Rejuran is ideal.
- For visible skin tightening, better texture, hydration, and a youthful glow → Juvelook may deliver more of what you expect.
- If you want a balanced combo of health + appearance, consider using both over time.
In Korea, where advanced skincare and injection techniques are widely available, the best choice often comes down to what your skin needs most.











