What are the key ingredients?

Tripeptide-132 HCl, biotin and panthenol.

Is it a leave-in or rinse-out treatment?

Rinse-out. After shampooing, apply it through damp hair, focusing on the mid-lengths and ends, leave it on for a few minutes, then rinse with lukewarm water.

Does it contain fragrance?

Yes. Fragrance is listed in the ingredients.

Where is the brand from and where does it ship from?

COSRX is a South Korean brand. Orders ship from Korea with tracking, usually in 5–10 business days.

COSRX Peptide-132 Hair Bonding Treatment 120ml

COSRX Peptide-132 Ultra Perfect Hair Bonding Treatment 120ml

Name: COSRX Peptide-132 Ultra Perfect Hair Bonding Treatment 120ml
Brand: COSRX
SKU: 429b0d6c-ecbe-4eb2-89d3-a04b746cf824
Price: 17.99 USD
Availability: InStock

$17.99

Authentic Korean skincare, sourced through our Korea-based supplier and shipped straight to you.
Ships from Korea and usually arrives in 5 to 10 business days, with tracking emailed. Free US shipping on orders $45+; $7.95 under that.
Damaged, leaking or wrong item? We'll replace it or refund you, no return needed. Our policy
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For hair that feels like straw by Friday

A Korean hair mask with peptides.

Heat, color and hair ties leave strands feeling dry and rough. This rinse-out treatment wraps them in Tripeptide-132, biotin and panthenol to help hair feel softer and smoother and look shinier. Swap it in for your conditioner and let your ends finally behave.

Learn more: Hair Feeling Thinner Lately? A Gentle Routine for Fuller-Looking Hair

Key benefits & what's included

Softer, smoother-feeling strands, especially through dry mid-lengths and ends
Shinier-looking hair that's easier to brush and style
Rich conditioning with Tripeptide-132, biotin and panthenol
Fits right into your shower: shampoo, apply, wait a few minutes, rinse
Pairs with the Peptide-132 shampoo and oil serum as a 3-step routine
What's included: One 120ml treatment

MAIN INGREDIENTS

Tripeptide-132 HCl
Biotin
Panthenol

RECOMMENDED FOR

Dry or damaged hair seeking intensive conditioning.

HOW TO USE

After shampooing, apply an appropriate amount evenly through damp hair, focusing on the mid-lengths and ends. Leave on for a few minutes, then rinse thoroughly with lukewarm water.

Still deciding?

Will it weigh my hair down?
Focus it on the mid-lengths and ends rather than the roots, and rinse thoroughly with lukewarm water. Your roots stay fresh while the ends get the conditioning.

How is it different from my regular conditioner?
It's an intensive treatment made for dry or damaged-feeling hair, with Tripeptide-132, biotin, panthenol and oils like argan, camellia and jojoba.

Is it a hair growth product?
No. It's a conditioning treatment for softness, shine and manageability. For thinning or shedding, talk to a medical professional.

Product specs

Brand	COSRX
Size	120ml
Format	Rinse-out hair treatment
Hair type	Dry or damaged hair
Key ingredients	Tripeptide-132 HCl, biotin, panthenol
How to use	After shampoo, apply to damp mid-lengths and ends, leave a few minutes, rinse
Storage	Store at room temperature, away from direct sunlight. Close the cap after use.
Brand origin & ships from	South Korea · ships from Korea with tracking

FULL INGREDIENT LIST

Water, Glycerin, Dimethicone, Cetyl Ethylhexanoate, Isopentyldiol, Cetyl Alcohol, Stearyl Alcohol, Behentrimonium Chloride, Coco-Caprylate/Caprate, Stearamidopropyl Dimethylamine, Sorbitol, Dipropylene Glycol, Dimethiconol, Hydroxypropyl Starch Phosphate, Amodimethicone, Lactic Acid, Maltitol, Fragrance, Caprylyl Glycol, Trideceth-10, Sodium Gluconate, Ethylhexylglycerin, Chamomilla Recutita (Matricaria) Flower Water, 1,2-Hexanediol, Propanediol, Argania Spinosa Kernel Oil, Olea Europaea (Olive) Fruit Oil, Camellia Japonica Seed Oil, Simmondsia Chinensis (Jojoba) Seed Oil, Oryza Sativa (Rice) Bran Oil, Vitis Vinifera (Grape) Seed Oil, Biotin, Tripeptide-132 HCl, Macadamia Ternifolia Seed Oil, Sodium Hyaluronate, Tocopherol, Laminaria Japonica Extract, Oat Peptide, Arginine, Serine, Glutamic Acid, Threonine, Leucine, Proline, Aspartic Acid, Isoleucine, Glycine, Soluble Collagen, Hydrolyzed Hyaluronic Acid, Phenylalanine, Alanine, Tyrosine, Lysine, Sodium Hyaluronate Crosspolymer, Histidine, Hyaluronic Acid, Caffeine, Panthenol, Niacinamide, Hydrogenated Lecithin, Butylene Glycol, Cetearyl Alcohol, Valine, Sodium Acetylated Hyaluronate, Stearic Acid, Methionine, Cystine, Tryptophan, Ceramide NP, Hydrolyzed Vegetable Protein, Ceramide NS, Phytosphingosine, Cholesterol, Ceramide AP, Ceramide AS, Ceramide EOP.