Elevate your skincare routine with the COSRX The 6 Peptide Skin Booster Serum, a lightweight first-step serum formulated to hydrate, smooth and support healthier-looking skin.

Powered by a complex of six peptides, alongside Niacinamide and Hyaluronic Acid, this fast-absorbing booster helps improve the appearance of pores, fine lines, uneven texture and dullness while preparing your skin to better absorb the products that follow. Suitable for all skin types, it fits effortlessly into both morning and evening skincare routines.

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Why You’ll Love It

✔ Helps improve the appearance of fine lines and skin elasticity

✔ Smooths uneven skin texture

✔ Hydrates and plumps the skin

✔ Helps minimise the appearance of enlarged pores

✔ Boosts the effectiveness of your skincare routine

✔ Lightweight, non-sticky formula suitable for daily use

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Key Ingredients

6 Peptide Complex

A blend of six peptides that helps support skin elasticity, improve texture and target multiple visible signs of ageing.

Niacinamide

Helps brighten uneven skin tone, refine the appearance of pores and strengthen the skin barrier.

Sodium Hyaluronate (Hyaluronic Acid)

Provides long-lasting hydration and helps maintain a plump, healthy-looking complexion.

Allantoin

Helps soothe and comfort the skin while supporting the skin’s natural barrier.

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Perfect For

Skin Types

• Normal

• Dry

• Oily

• Combination

• Sensitive

Skin Concerns

• Fine lines and wrinkles

• Enlarged pores

• Uneven skin texture

• Dullness

• Dehydration

• Loss of elasticity

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How to Use

1. After cleansing and toning, apply 2–3 pumps to the face.

2. Gently pat until fully absorbed.

3. Follow with your favourite serum and moisturizer.

4. Use morning and evening as the first serum in your skincare routine.

During the daytime, follow with sunscreen as the final step of your skincare routine.

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Lumi Seoul Tip

Use this serum immediately after cleansing (or after toner if you use one) to help prepare your skin for the rest of your routine. Its lightweight texture layers beautifully with vitamin C, retinol, hyaluronic acid and other active ingredients.