COSRX Peptide Skin Booster Serum

This 6 Peptide Skin Booster Serum is a lightweight, multi-tasking “first-step” serum designed to improve skin firmness, texture, hydration, and overall glow. It’s formulated with a blend of 6 peptides + hydrating ingredients that help support healthier, smoother-looking skin over time.

Key Benefits

• Boosts skin firmness and elasticity for a more lifted appearance
• Improves skin texture, making it smoother and more refined
• Hydrates deeply without feeling heavy or sticky
• Helps brighten dull skin, giving a natural healthy glow
• Minimizes the look of pores with consistent use
• Strengthens the skin barrier, helping skin stay healthier and more resilient

Peptides are known for supporting collagen production, which helps the skin look firmer and more youthful over time with regular use .

How to Use

1. Cleanse your face thoroughly.
2. Apply toner (optional).
3. Use 2–3 pumps of the serum on your face and neck.
4. Gently pat into the skin until absorbed.
5. Follow with your next serum (if any) and moisturiser.
6. In the morning, finish with sunscreen.

It’s often called a “booster serum” because it helps improve how well your other skincare products work.