COSRX Peptide 132 Hair Bonding Shampoo — 6.76 fl oz Daily Bond-Repair, Sulfate-Free for Dry, Damaged & Dandruff-Prone Scalps

COSRX PEPTIDE 132 Hair Bonding Shampoo is a daily shampoo that cleanses and rebuilds weakened keratin bonds to reduce breakage and soothe dry, flaky scalps.

This gentle, science-forward shampoo uses COSRX's patented PEPTIDE-132 tripeptide complex to target damaged keratin and reinforce each strand while removing buildup and calming irritation. Designed for everyday use, the formula avoids harsh sulfates, parabens, phthalates and animal-derived ingredients so it can be used on sensitive or stressed scalps without stripping natural moisture. It’s intended to work as the first step in a bond-repair routine alongside the matching treatment and hair oil for best results.

How does PEPTIDE-132 help restore damaged hair?

The PEPTIDE-132 complex is formulated to attach to weak keratin structures and help rebuild internal bonding along the hair shaft. Rather than coating the surface, it aims to strengthen from within, reducing visible signs of breakage and split ends over time.

• Tripeptide technology designed to bond with weakened keratin.
• Targets split ends and internal break points to increase strand resilience.
• Regular use promotes smoother, less-frizzy hair texture.

Will this shampoo help a dry, itchy, or flaky scalp?

The formula includes mild cleansing agents and soothing components to remove impurities without over-drying. By balancing moisture and calming irritation, it helps reduce flakiness and creates a healthier environment for stronger hair growth.

• Gentle surfactants clear buildup that can exacerbate itchiness.
• Moisture-supporting ingredients help maintain scalp hydration.
• Suitable for sensitive scalps thanks to sulfate-free formulation.

How should I use the PEPTIDE-132 range for maximum benefit?

Use the shampoo daily to cleanse and prepare hair for bond repair. Pairing with the COSRX PEPTIDE-132 Hair Treatment twice weekly and finishing with the Hair Oil on damp hair locks in repairs and adds shine, forming a complete routine for long-term improvement.

• Daily: PEPTIDE-132 Hair Bonding Shampoo to cleanse and strengthen.
• 2x weekly: PEPTIDE-132 Hair Treatment to focus on split ends and deep bonding.
• After wash: PEPTIDE-132 Hair Oil on semi-wet hair to seal and smooth.

Is the shampoo safe for color-treated hair and everyday use?

Formulated without SLS/SLES and common harsh additives, this shampoo is gentle enough for daily use and generally compatible with color-treated hair. It prioritizes clean, low-irritation ingredients while delivering bond repair benefits.

• Sulfate-free base that reduces color stripping and dryness.
• Free from parabens, phthalates, and animal-derived ingredients.
• Non-animal-tested formulation suitable for routine cleansing.

Who is this for: COSRX PEPTIDE 132 Hair Bonding Shampoo is intended for people with dry, chemically treated, heat-damaged, or naturally fragile hair who want a daily cleanser that supports structural repair. It’s also a fit for those with sensitive or flaky scalps seeking a gentler, science-backed alternative to harsh anti-dandruff options. If you’re building a targeted bond-repair regimen, this shampoo serves as the foundational cleansing step to reduce breakage, maintain moisture balance, and prepare hair for targeted treatments and finishing oils.

Ingredients

Tripeptide-132 HCI