K18 Peptide Prep pH Maintenance Shampoo 250ml

(1 customer review)


K18 Daily Shampoo

K18 Peptide Prep pH Maintenance Shampoo 250ml is the exciting new K18 Shampoo that allows you to wash your hair regularly whilst retaining the naturally acidic pH of your hair and scalp.

This pH optimised shampoo (4.0-5.0) keeps the cuticle closed during washing which ensures a longer lasting colour and maintains your hairs natural moisture levels. It also contains plant-derived cleaning agents that gently remove dirt and oil without affecting hair colour.

Its limited ingredient list without any fillers is designed to create the ideal foundation for healthy hair along with a delicious clean fresh citrus scent it is the perfect preparation for a K18 treatment.

Suitable for all hair types, all textures, all conditions, all generations. For fine, medium and thick hair.

We recommend you use with K18 Leave-in repair hair mask

K18 Peptide Prep pH Maintenance Shampoo 250ml is available to buy online or CLICK & COLLECT from Brighton’s leading Hair Salon

Buying Options

K18 Shampoo

K18 Peptide prep pH Maintenance shampoo 250ml is the new shampoo with K18 patented ingredients that can be used daily. Its pH optimised formula protects your hairs cuticle while gently cleansing.

Unlike some other brands K18 uses only 17 ingredients (with no unnecessary fillers) plus K18’s peptide, these ingredients are skin-care inspired, so you can feel good about what’s in it and what’s not!

What is K18peptide?

K18 Scientists spent a decade researching the keratin chains in the inner hair shaft and found one unique sequence that was just the right size and molecular structure to reconnect broken polypeptide chains. This patented K18peptide brings hair back a like-new, youthful state.

K18 reconnects broken polypeptide chains, it restores the hairs core structure, renewing hairs strength and elasticity. This treatment goes deep into the hairs structure repairing your hair at a molecular level so it is long lasting, as it remains in the hair even after being exposed to water and shampoo.

K18 will help your hair colour last longer and over a period of use and strengthening of your hair, this will allow your hair colourist and hair stylist to really create some fantastic and lasting results!

Key ingredients:

A patented oligopeptide called K18peptide. This replaces lost amino acids to repair the hairs keratin structure.


  • Prepares hair for K18peptide treatments
  • Colour-safe
  • Non-sensitising, Dermatologist tested
  • pH 4.0 – 5.0 for best cuticle health
  • Vegan
  • Cruelty free
  • Sulphate free
  • Paraben free
  • Phthalate free
  • Silicone free
  • Formaldehyde free

How to use:

  • Safe to use at every wash, massage into hair, thoroughly rinse and repeat as needed
  • No conditioner is needed, when using with K18 Leave-in treatment
  • Follow with K18 Molecular repair leave-in treatment
  • Blow dry hair as desired

K18 Peptide prep pH Maintenance Shampoo 250ml is available buy online or CLICK & COLLECT from our Brighton & Hove salon

Weight 0.18 kg
Dimensions 4.3 × 4.3 × 17.2 cm

Hair need

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1 review for K18 Peptide Prep pH Maintenance Shampoo 250ml

  1. Jen

    I have been using k18 mask for a while now and I absolutely love it and am very excited there is now a k18 shampoo. It’s much better than my previous shampoo and is perfect on my fine hair.

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