COSRX The 6 Peptide Skin Booster Serum 150ml

COSRX / Serums

COSRX The 6 Peptide Skin Booster Serum 150ml

$38.95

COSRX The 6 Peptide Skin Booster Serum is a lightweight, toner-like first-step serum with 6 powerful peptides — instantly boosting elasticity, refining pores, and enhancing the absorption and performance of every product that follows. 150ml.

6 Peptide Complex (Including Copper Tripeptide-1 & Collagen Boosting Peptides)
Hyaluronic Acid & Amino Acids
Clinically Proven: +162.5% Hydration in 4 Weeks
100% Users Reported Softer & Smoother Skin
Pairs with All Actives — Retinol, Vitamin C, Acids

What It Is

A lightweight, toner-like first-step booster serum with 6 powerful peptides, Hyaluronic Acid, and amino acids — instantly boosting elasticity, refining pores, and enhancing the performance of every product that follows.

Why It's Different

6 peptides with different functions — including Copper Tripeptide-1 for retexturising and SH-Polypeptide-121 for collagen boosting — are combined to address multiple skin concerns simultaneously in one first step.

Who it's For

All skin types — especially those concerned with fine lines, dullness, pores, and early signs of ageing seeking a first-step serum that works with any routine.

Ingredients

Water, Butylene Glycol, Propanediol, Glycerin, Niacinamide, 1,2-Hexanediol, Sodium Hyaluronate, Panthenol, Allantoin, SH-Polypeptide-121, Copper Tripeptide-1, Dipeptide Diaminobutyroyl Benzylamide Diacetate, Acetyl Tetrapeptide-9, Hexapeptide-9, Palmitoyl Pentapeptide-4, Amino Acids Complex, Adenosine, Ethylhexylglycerin, Disodium EDTA, Hydroxyethylcellulose

How to Use

Use after cleansing as your first step before serums and moisturiser. Dispense a few drops (or pumps) and pat gently over face. Follow with your remaining skincare.

Bonza Nourishing

Skin-Beautifying Ingredients

Triple Peptide Complex

Blend of three peptides helps enhance elasticity for smoother-looking, firming-looking skin

Hyaluronic Acid

Intensely Hydrates, Plumps, and Locks in Moisture

Panthenol

Hydrates, soothes, and repairs while strengthening the skin barrier for a healthier look.

Adenosine

Firm the skin, Improve elasticity, Reduce sagging

Sodium Hyaluronate

Hydrates and plumps the skin, reducing fine lines.

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Frequently asked questions

When in my routine do I use this?

Use it as your first step after cleansing, before other serums and moisturiser. Its toner-like consistency absorbs instantly and preps skin to absorb subsequent products better.

Can I layer it with Vitamin C or retinol?

Yes — peptides are compatible with Vitamin C, retinol, niacinamide, ceramides, and snail mucin. Its low-irritation formula is safe for routines that include exfoliating acids or retinoids.

How soon will I see results?

100% of users in clinical testing reported softer and smoother skin after 4 weeks. Hydration improves by +162.5% and firmness visibly improves with consistent use.

Is it suitable for sensitive skin?

Yes. The low-irritation formula is hypoallergenic and clinically tested, making it safe for even sensitive skin types.

Is it non-comedogenic?

Yes — it is clinically tested as non-comedogenic and won't clog pores, making it suitable for oily and acne-prone skin types too.

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COSRX The 6 Peptide Skin Booster Serum 150ml

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COSRX The 6 Peptide Skin Booster Serum 150ml

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