K18 DAMAGE SHIELD pH Protective Shampoo bottle on blue background, color-safe, reduces frizz, preserves color, enhances shine, 250 ml
DAMAGE SHIELD pH protective shampoo with K18PEPTIDE™ for color-safe, frizz control, and shine enhancement, vegan, cruelty-free formula for all hair types.
Diagram showing benefits of pH-optimized shampoo reducing hair cuticle swelling, protecting against dullness, frizz, and tangling.
pH protective shampoo for frequent washing, formulated with K18PEPTIDE™, leaves hair healthier, smoother, and weightless.
K18 DAMAGE SHIELD pH Protective Shampoo bottle with blue background, new name, 250 ml, color-safe hair care to prevent frizz and preserve color
K18 healthy hair routines showing treatment day and daily routine products for repair and damage protection.

DAMAGE SHIELD ph Protective Shampoo

Regular price$36.00 USD
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Description

A color-safe, pH-optimized shampoo with the patented K18PEPTIDE™ to effectively cleanse while maintaining hair health and protecting hair from damage. pH-optimized formula helps reduce excess swelling of the hair cuticle during washing to help prevent frizz, preserve color, and enhance shine. Scalp microbiome-friendly and gentle enough to use every time you cleanse.

  • gentle daily cleaning
  • microbiome-friendly
  • pH-optimized
More to know
  • Safe but powerful cleansing: Plant-derived surfactants deliver safe but effective high-power cleansing to break down and remove dirt + oil
  • Designed for damaged hair: pH-optimized formula helps prevent excess swelling of the hair cuticle during washing - which helps maintain color, improve hair health and shine, and reduce frizz
  • Gentle enough to use every time you cleanse: Gentle on hair AND scalp - pH-optimized formula mimics hair’s natural pH, to reduce cuticle swelling and maintain hair health, and preserve the scalp microbiome
Key benefits

Less is more formulation delivers a superior clean without compromise:

  • Optimized pH cleanses hair and scalp without over-drying
  • Certified microbiome-friendly formula removes dirt and oil without disrupting the scalp’s natural protective barrier
  • K18PEPTIDE™ helps reduce protein loss to keep hair feeling healthy and strong
How to use
  1. Safe to use every time you wash.
  2. Massage into hair, focusing on scalp.
  3. Thoroughly rinse.
  4. Repeat as needed.

For best results, follow with DAMAGE SHIELD protective conditioner.

Ingredients

Water (Aqua) (Eau), Sodium C14-16 Olefin Sulfonate, Cocamidopropyl Betaine, Sodium Methyl 2-Sulfolaurate, Sodium Lauryl Sulfoacetate, sh-Oligopeptide-78, Panthenol, Glycerin, Sodium Phytate, Guar Hydroxypropyltrimonium Chloride, Disodium 2-Sulfolaurate, Caprylyl Glycol, Caprylhydroxamic Acid, Benzoic Acid, Citric Acid, Sodium Hydroxide, Sodium Chloride, Fragrance (Parfum), Limonene.

Disclaimer

Certified microbiome-friendly by MyMicrobiome Standard

91% said hair looks healthier¹
91% said hair feels smoother¹
91% said hair does not feel weighed down¹
¹Results observed in a consumer test of 35 subjects after 21 days of consistent use of the PEPTIDE PREP™ pH maintenance shampoo

Protect your healthiest hair¹¹We define “your healthiest hair” as hair that exhibits a combination of strength, elasticity, manageability, softness, smoothness, vibrancy, and shine. It is hair that you feel confident in, and which you repair regularly with K18 molecular repair products.

We understand the importance of using genuine beauty products. That's why we're proud to be an authorized retailer for all the brands we carry. When you shop with us, you can be sure you're getting fresh, authentic products delivered directly from the brands themselves.

Why Choose Authorized Retailers?

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  • Guaranteed Authenticity: We source directly from brands, ensuring you receive only genuine products.
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  • Safe & Effective: Avoid the risks associated with counterfeit or expired cosmetics.

Deliveries of our packages are made without a signature. During checkout, you can add a signature for $5 if your order is less than $299. Orders $299+ will all be shipped with a Signature Included.

  • All orders are shipped using UPS or Canada Post
  • Orders will be processed within 1-2 business days, Monday to Friday.
  • Shipping can take up to 7 business days to receive depending on your location.
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