K18 Peptide Prep pH Maintenance Shampoo 250ml

Cleanse gently. Protect colour. Strengthen hair at the molecular level.

The K18 Peptide Prep™ pH Maintenance Shampoo is a colour-safe, microbiome-friendly cleanser designed to maintain healthy hair and scalp while protecting hair integrity. Formulated with a pH-optimised formula (pH 4.0–5.0), it helps reduce cuticle swelling, prevent colour fade, and preserve hair strength between chemical services.

Infused with K18’s patented bioactive peptide, this shampoo supports hair’s natural keratin structure while gently removing dirt, oil, and product buildup — without stripping or drying. Ideal for all hair types, including chemically treated, coloured, and damaged hair.

Key Benefits

• Maintains optimal pH balance for healthy hair

• Helps prevent colour fade and damage

• Strengthens hair at the molecular level

• Gentle, non-stripping cleanse

• Supports scalp health & hair integrity

• Safe for daily or frequent use

Ideal For

• Colour-treated or chemically processed hair

• Damaged or over-processed hair

• Maintaining results between salon treatments

• Anyone using K18 Leave-In Molecular Repair Mask