The 6 Peptide Skin Booster Serum COSRX

COSRX The 6 Peptide Skin Booster Serum is a multifunctional Korean cosmetic booster serum formulated to improve firmness, reduce pores, smooth fine lines, and optimize overall skin quality. This treatment combines 6 types of biomimetic peptides with niacinamide and hydrating actives, creating an ideal product as the first step after toner.

Designed as a "skin booster," it works by improving the general condition of the skin and enhancing the effectiveness of subsequently applied products, making it a key option in routines focused on anti-aging, texture, and radiance.

✨ Key ingredients and their functions

6 types of Peptides (peptide complex) – Act as cellular signals that help stimulate collagen and elastin production, improving firmness, reducing fine lines, and strengthening skin structure. Additionally, some peptides help improve texture and minimize the appearance of pores.

Niacinamide (Vitamin B3) – A multifunctional active that helps to even out skin tone, improve radiance, regulate sebum, and reduce the appearance of pores.

Adenosine – An ingredient with firming action that helps improve elasticity and smooth wrinkles.

Sodium Hyaluronate (Hyaluronic Acid) – Provides deep hydration, improving skin elasticity and comfort.

Panthenol (Pro-Vitamin B5) – Calms the skin and helps strengthen the skin barrier, improving the formula's tolerance.

💧 Main benefits

🔬 Improves skin firmness and elasticity.
✨ Reduces the appearance of fine lines and pores.
🌟 Provides radiance and improves skin tone.
💦 Light hydration and plumping effect.
🛡️ Strengthens the skin barrier.

🧴 How to use

Apply after toner as the first serum.

Gently spread and pat until absorbed.

✔️ Skin type

Suitable for all skin types.
Especially recommended for skin with loss of firmness, visible pores, or uneven texture.

🚫 Formula and sensations

Light essence-serum texture.
Quick absorption, non-sticky feel.

📦 Content: 150 ml

💡 Extra tip: Use it before other treatments (vitamin C, retinol) to enhance their effectiveness.