COSRX – The 6 Peptide Skin Booster Serum, 30ml – a lightweight, ampoule-like peptide serum that firms, hydrates and boosts skin elasticity for a smoother, glass-skin finish.

Product contains:

Six-peptide complex – targets firmness and supports collagen production to reduce the appearance of fine lines.
Moisture-binding humectants – deliver immediate and lasting hydration for plumper, dewy skin.
Skin-calming base – gentle, fast-absorbing formulation designed to strengthen the skin barrier without irritation.
Product effects:

improves skin elasticity,
firms and smooths fine lines,
deeply hydrates and plumps,
supports a stronger skin barrier,
creates a radiant, glass-skin appearance.
Recommended for:

dehydrated skin,
dull or loss-of-firmness skin,
mature skin concerned with fine lines,
sensitive skin needing a gentle booster,
those seeking a K‑beauty glass-skin finish.
How to use:
After cleansing and toner/essence, apply 2–3 drops of the serum to face and neck, gently patting until absorbed; follow with moisturizer. Use morning and evening as part of your routine and layer under sunscreen in the daytime.

Capacity: 30ml
Expiration date: see packaging
Country of origin: South Korea