The K18 Damage Shield pH Protective Conditioner is a professional-grade, color-safe conditioner engineered to defend hair from daily environmental aggressors while maintaining optimal hair health, smoothness, and shine. Powered by the patented K18PEPTIDE™, this biotechnology-driven formula replenishes lost proteins, detangles effortlessly, and reinforces the hair's natural defenses against UV rays, mechanical styling, and environmental stressors. Its pH-optimized design ensures the hair cuticle remains flat and sealed, locking in moisture and brightness without ever adding heavy buildup.
Available Sizes: 1.8 fl. oz. (53 ml) | 8.5 fl. oz. (250 ml) | 31.4 fl. oz. (930 ml)
Key Benefits
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Biomimetic Shielding: Provides advanced defense against UV damage, environmental pollution, and mechanical friction from brushing or styling.
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K18PEPTIDE™ Infused: Leverages K18's signature peptide technology to fortify the hair fiber, restoring strength and structural resilience with every rinse.
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pH-Optimized Performance: Formulated with an ideal pH to prevent excessive swelling of the hair cuticle, maintaining maximum smoothness, alignment, and reflectivity.
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Weightless Detangling: Softens and smooths rough textures instantly for effortless manageability without the use of heavy silicones that cause buildup.
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Color Preservation: Helps lock the hair cuticle shut to prevent color fade, enhancing the longevity and vibrant shine of salon color treatments.
How to Use
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Prep: Wash hair thoroughly, preferably with K18 DAMAGE SHIELD pH Protective Shampoo, and squeeze out excess water.
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Apply: Dispense a small amount of DAMAGE SHIELD Protective Conditioner and apply from mid-lengths to ends. Build and distribute through the hair as needed.
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Rinse: Rinse completely with lukewarm water.
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Note: This product is designed for regular conditioning on non-mask days. On days you are using the K18 Leave-In Molecular Repair Hair Mask, skip this conditioner and apply the mask directly to damp, shampooed hair as directed.
Pro Tip: Because this formula is highly concentrated and engineered to coat the hair smoothly without heavy fillers, a little goes a long way. Start with a dime-sized amount for fine-to-medium hair, focusing exclusively on the mid-lengths to ends to keep your hair feeling light, airy, and protected all day.