Product benefits

CU Clean-Up serum bottle on transparent background. CU Clean-Up serum bottle on transparent background.

Soothes Sensitive, Stressed Skin

The AF-T™ blend and Vitamin B6 derivative gently calm redness and irritation—perfect for those hormonal or busy-day flare-ups that still surprise us, leaving your skin feeling peaceful and cared for.

Gentle Sebum & Pore Care

Patented Anti Sebum P quietly balances excess oil and refines pores without over-drying, so your skin stays comfortably matte and less congested through the day.

Comfortable Barrier Hydration

Ceramides and AF-T™ deliver light, lasting moisture while supporting your skin’s natural barrier—great for keeping sensitive skin happy and protected, never tight or stripped.

Lightweight, Refreshing Feel

This non-sticky serum sinks in fast with a cool, fresh finish that layers beautifully—just the easy, no-fuss step we love in a busy routine.

Brand: CUSKIN

Discover CUSKIN: Clinic-Born Korean Cosmeceuticals for Real, Lasting Skin Health

Professional Dermatology Meets Everyday Luxury Founded by dermatologists. Since 2001, CUSKIN has been rooted in a trusted network of specialist clinics treating over 300,000 patients annually.

Our philosophy: “Skin Function Restoration” — healthy, resilient skin that glows from within, not just temporary perfection. We combine natural sources and pharmaceutical-grade actives for sustainable results you can feel.

The Ultimate Synergy Effect Real patient feedback from our clinics flows directly into our in-house R&D center and CGMP-certified factory. This closed-loop system — clinics → analysis → innovation → products — ensures every formula solves actual skin concerns with proven efficacy.

Our Specialized Lines: Targeted Care for Every Skin Journey

CLEAN-UP Your gentle daily foundation for clear, balanced skin. Ideal for sensitive, acne-prone, oily, or combination types. Low-irritation essentials purify without stripping, calm redness, control sebum, and refine pores.

CU Dr. Solution Barrier repair and deep hydration heroes for damaged, dehydrated, or sensitive skin. Powered by probiotics (Bifida Ferment), PDRN (salmon DNA), ceramides, niacinamide, and hyaluronic acid. Soothe irritation, boost elasticity, and lock in moisture with bestsellers like Bifida Barrier Ampoule and Cicaming Lotion — perfect for post-treatment recovery or everyday resilience.

CU: Vitamin U Intensive anti-aging programs featuring our exclusive patented Vitamin U (Methylmethionine Sulfonium). Clinically proven to accelerate healing, reduce wrinkles, firm skin, and protect against damage..

All formulas are clean, conscious, and rigorously tested — vegan-certified (Korea & Italy), natural organic approved, no harsh additives.

Backed by Science & Global Trust

  • In-house R&D since 2006 → Collaborations with Seoul National University & Yonsei University, SCI-level publications.
  • State-of-the-art CGMP & ISO 22716 facility for premium quality.
  • 20+ years of innovation.

Join tens of thousands of K-Beauty lovers worldwide who choose CUSKIN for clinic-proven, gentle-yet-powerful results.