K18 Damage Shield Protective Shampoo — Color-Safe, pH-Optimized 8.5 fl oz for Frizz Control & Detangling

K18 Damage Shield Protective Shampoo is a color-safe, pH-optimized cleanser that reduces frizz and tangles while preserving hair health and shine.

Developed to gently but effectively remove dirt and oil, this less-is-more shampoo uses plant-derived surfactants and a microbiome-friendly formula to clean without stripping. pH-optimization helps limit cuticle swelling during washing, and the inclusion of K18PEPTIDE supports reduced protein loss for stronger-feeling hair. The formula is suitable for regular use and aims to protect color, manageability, and overall hair resilience.

How does K18 Damage Shield help control frizz and tangles?

The shampoo’s pH-balanced formula keeps the cuticle from over-swelling, which reduces surface roughness that leads to frizz and catchy strands. Combined with gentle surfactants, it smooths the hair shaft and makes detangling easier after rinsing.

• pH-optimized to limit cuticle lifting and reduce friction
• Plant-derived surfactants remove residue that causes stiffness
• K18PEPTIDE reduces protein loss for improved strand integrity
• Leaves hair more manageable for easier comb-through

Will this shampoo preserve my hair color and shine?

Yes — the formula is labeled color-safe and avoids harsh detergents that strip dyes. By cleaning effectively without aggressive alkalis, it helps maintain pigment and enhances surface reflectivity so hair appears shinier.

• Color-safe surfactants designed to clean, not bleach out dye
• pH alignment with hair minimizes cuticle damage that dulls color
• Improves surface smoothness to increase perceived shine
• Daily-use safe so you can cleanse without accelerating fade

Is this gentle enough for frequent use and for the scalp?

The formulation is microbiome-friendly and gentle enough for every-wash use; it mirrors hair’s natural pH to avoid unnecessary irritation. It removes oil and buildup while preserving the scalp’s protective balance, making it suitable for routine cleansing.

• Certified microbiome-friendly to respect the scalp ecosystem
• pH-optimized to reduce scalp and cuticle stress during washing
• Formulated for gentle, effective daily cleansing
• Free from overly harsh surfactants that can dry skin or hair

What role does K18PEPTIDE play in this shampoo?

K18PEPTIDE is included to help reduce protein loss during cleansing, supporting strand strength and resilience. While a shampoo’s contact time is brief, the peptide contributes to an overall routine that protects hair structure when used alongside other K18 treatments.

• Helps minimize protein depletion during wash cycles
• Supports healthier-feeling, stronger hair over time
• Works synergistically with conditioning and leave-in steps
• Part of a broader regimen that focuses on structural protection

Who is this for: K18 Damage Shield Protective Shampoo is aimed at anyone seeking a reliable daily cleanser that balances effective cleansing with protection — especially color-treated, chemically processed, or routinely styled hair that needs reduced frizz and easier detangling. It’s a good choice for people who want a gentle, microbiome-respecting shampoo that fits into a stronger-hair upkeep routine without sacrificing performance or shine.

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.