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Henry Street Collective

K18 PEPTIDE PREP Detox Shampoo

K18 PEPTIDE PREP Detox Shampoo

Regular price £33.50 GBP
Regular price £39.00 GBP Sale price £33.50 GBP
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K18 PEPTIDE PREP™ Detox Shampoo

Deep Detox Without Stripping Your Hair

Give your hair the ultimate fresh start with the K18 PEPTIDE PREP™ Detox Shampoo. This powerful yet gentle clarifying shampoo removes stubborn product build-up, excess oil, hard water minerals and everyday impurities—without drying out your hair or fading your colour.

Powered by the patented K18PEPTIDE™, it not only deeply cleanses but also helps support healthier, stronger-looking hair by reducing protein loss.

Perfect as a weekly reset before your favourite K18 treatments or whenever your hair feels heavy, dull or weighed down.


Why You’ll Love It

  • Removes up to 99% of product build-up* after just one wash
  • Eliminates excess oil and impurities for a healthier scalp
  • Helps remove hard water minerals that can leave hair dull and lifeless
  • Colour-safe and gentle enough for all hair types
  • pH-balanced, sulphate-free formula won’t strip natural moisture
  • Creates the perfect foundation for K18 Leave-In Molecular Repair Mask
  • Leaves hair feeling lighter, cleaner, softer and full of shine


Key Ingredients

K18PEPTIDE™

Helps reduce protein loss, leaving hair stronger and healthier after cleansing.


Activated Charcoal

Draws out dirt, excess oil and product build-up from the hair and scalp.


Salicylic Acid

Gently exfoliates the scalp, removing excess sebum and helping create a healthier environment for hair.


How to Use

  • Replace your regular shampoo once a week, or whenever your hair needs a deep cleanse.
  • Massage thoroughly into wet hair and scalp.
  • Rinse well.
  • Repeat if necessary.
  • Follow with your favourite K18 treatment for the best results.


Perfect For

  • Product build-up
  • Oily scalps
  • Hard water areas
  • Colour-treated hair
  • Before using K18 repair treatments
  • Anyone wanting fresher, lighter, healthier-looking hair


Size: 250ml

*Based on independent laboratory testing.

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