
The 6 Peptide Skin Booster Serum
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The COSRX The 6 Peptide Skin Booster Serum is a lightweight, toner-like serum designed to enhance skin elasticity, reduce fine lines, and improve overall skin texture. Infused with six peptides, niacinamide, and hyaluronic acid, this serum aims to rejuvenate and hydrate the skin.
Key Benefits
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Enhanced Skin Elasticity: The six peptides work synergistically to improve skin firmness and elasticity.
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Brightening Effect: Niacinamide helps to brighten the skin, reducing the appearance of dark spots and uneven skin tone.
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Hydration: Hyaluronic acid provides deep hydration, plumping the skin and reducing the appearance of fine lines.
- Improved Skin Texture: Regular use can lead to smoother and more supple skin.
Ingredients
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6 Peptides: Support skin elasticity and reduce fine lines.
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Niacinamide: Brightens the skin and improves skin tone.
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Hyaluronic Acid: Hydrates and plumps the skin.
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Allantoin: Soothes and protects the skin.
Usage Instructions
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After cleansing, dispense 2–3 pumps of the serum onto your palm.
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Gently apply to the face and neck, avoiding the eye area.
- Follow with your regular moisturizer.
For optimal results, use in conjunction with other COSRX products.
User Experiences
While many users have reported positive effects, some have experienced breakouts and skin irritation. Individuals with sensitive or acne-prone skin should perform a patch test before full application.

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