K18 Damage Shield PH Protective Shampoo

4-minute leave-in treatment to reverse hair damage

• K18PEPTIDE™ is a biotech-developed peptide that mimics hair's structure to reverse damage by reconnecting polypeptide chains and disulfide bonds broken during bleaching, color and chemical services + heat.
• pH-optimized (5.0-6.0): Helps minimize cuticle swelling + put hair proteins in their most resilient state
• Cream format: Enables easy, lightweight application across all hair types, with detangling and softening benefits

Vegan, color-safe, cruelty-free

1. Shampoo with K18 Damage Shield PH Protective Shampoo or K18 Peptide Prep™ Detox Shampoo, do not condition. Towel-dry thoroughly
2. Apply 3-9 pumps of K18 Leave-In Molecular Repair Mask based on your length and density, starting at the ends and working up towards the roots
3. Let sit for 4 minutes. Do not rinse out.
4. Comb, add product + style as usual. Use for consecutively for 4-6 washes post-salon service, then as needed

Water (Aqua) (Eau), Alcohol Denat., Propylene Glycol, Cetearyl Alcohol, Dicaprylyl Ether, Cetyl Esters, Behentrimonium Chloride, Polysorbate 20,sh-Oligopeptide-78 (K18PEPTIDE™), Hydrolyzed Wheat Protein, Hydrolyzed Wheat Starch, Isopropyl Alcohol, Tocopherol, Phenoxyethanol, Potassium Sorbate, Citric Acid, Fragrance (Parfum), Geraniol, Linalool, Hexyl Cinnamal, Benzyl Alcohol.

1. Is the formula of the DAMAGE SHIELD pH Protective Shampoo different from the PEPTIDE PREP™ pH Maintenance Shampoo?
   No, the formula is the same. While the name has changed, rest assured that the formulation remains consistent.
2. What does the DAMAGE SHIELD pH protective shampoo do?
   This pH-optimized shampoo (4.5-5.5) helps prevent excess swelling of the hair cuticle to help prevent damage, reduce frizz, preserve color, and maintain health and shine. An optimizedpH also helps preserve the scalp microbiome. This shampoo is gentle enough to use every time you cleanse.
3. How does the DAMAGE SHIELD pH protective shampoo work?
   The DAMAGE SHIELD pH protective shampoo is powered by plant-derived surfactants to deliver safe but effective high-power cleansing that breaks down and removes dirt + oil. Designed to help shield hair from daily damage, this pH-optimized formula helps prevent excess swelling of the hair cuticle during washing—which helps maintain color, improve hair health and shine, reduce frizz, and preserve the scalp microbiome. It mimics hair’s natural pH, so this formula is gentle enough to use every time you cleanse.
4. What makes the DAMAGE SHIELD pH protective shampoo special?
   The DAMAGE SHIELD pH protective shampoo delivers healthier hair and scalp after just one wash. Its optimized pH helps maintain the hair cuticle, preventing excess water from entering the hair, which can cause damage, dullness, frizz, and tangling. With this shampoo, your color is maintained, hair feels strong, healthy, looks smooth with less frizz, and is easier to style with less tangles. This formula moisturizes hair without weighing it down, and preserves the scalp microbiome for a healthier-feeling scalp and a gentler cleanse.