COSRX The 6 Peptide Skin Booster Serum

A first-step booster serum combining six peptides — including copper tripeptide-1 and acetyl hexapeptide-8 — with amino acids, niacinamide, and sodium hyaluronate to support overall skin condition, resilience, and hydration. Lightweight and fast-absorbing, it's designed to prime skin for the rest of your routine while supporting a firmer, healthier-looking complexion over time.Key Benefits: 6-peptide complex supports skin firmness and overall condition Amino acid and hyaluronic acid blend boosts hydration Niacinamide supports barrier function and tone Lightweight, fast-absorbing texture ideal as a first-step booster Fragrance-free formula suitable for daily use