Joico K-PAK Color Therapy Luster Lock Instant Shine & Repair Treatment — for Color-Treated Hair, Keratin Repair

Joico K-PAK Color Therapy Luster Lock Instant Shine & Repair Treatment is an intensive, one-step salon-strength formula that restores shine, reduces breakage, and strengthens color-treated hair after a single use.

This concentrated treatment blends targeted repair agents, restorative oils, and Joico’s Smart Release Technology to revive vibrancy and resilience in colored hair. Designed for salon and at-home use, it smooths the hair surface to reflect light, replenishes proteins lost to chemical services, and delivers ongoing nourishment through timed-release ingredients.

How quickly will I see shine and reduced breakage?

You can expect noticeable shine and smoother-feeling hair immediately after one application. Strength and reduced combing breakage build from that first use because keratin and protective oils reconstruct weakened areas of the fiber.

• Instant surface smoothing that enhances light reflection for mirror-like shine
• Formulation proven to increase resistance to combing breakage by strengthening strands
• Visible improvement after a single treatment, with continued benefits from repeated use

What active ingredients make this effective on color-treated hair?

The treatment combines keratin with nutrient-rich plant oils and a liposome delivery system that prolongs ingredient activity. These components work together to rebuild protein structure, lock in color vibrancy, and supply lasting moisture to prevent future damage.

• African manketti oil provides vitamin E to help protect color from environmental fading
• Keratin seeks out and fills in damaged areas to restore strength and elasticity
• Argan oil delivers fatty acids and antioxidants to hydrate and smooth hair cuticles
• Smart Release Technology steadily releases rosehip oil, arginine, and keratin for ongoing repair

How do I use it and when should I add it to my routine?

Use the treatment as a weekly deep-repair step or anytime hair looks dull, dry, or fragile after coloring or heat styling. Apply to shampooed, towel-dried hair, leave for the recommended time, then rinse thoroughly for instant shine and manageability.

• Apply to clean, damp hair focusing on mid-lengths and ends
• Leave on according to package directions for maximum repair and shine
• Rinse and style as usual; incorporate weekly or as needed between salon visits

Will this affect my hair color or styling results?

The formula is designed specifically for color-treated hair and aims to preserve hue while improving shine and manageability. Because it smooths and repairs the hair surface, color appears more vibrant and styling becomes easier with less friction and breakage.

• Helps maintain color vibrancy by shielding hair from environmental stressors
• Smoother cuticles reflect more light, enhancing perceived color intensity
• Reduces mid-style brittleness so heat styling is gentler on treated hair

Who is this for: Joico K-PAK Color Therapy Luster Lock is intended for anyone with color-treated, chemically processed, or damage-prone hair who wants a fast, salon-grade boost in shine and strength. It's well suited for clients who color regularly, use heat tools, or need a targeted treatment that both repairs and protects color. Use it weekly or whenever your hair looks lackluster or fragile to restore a healthier-looking finish and greater manageability without compromising tone.

Ingredients

Water/Aqua/Eau, Butylene Glycol, Dimethicone, Sorbitol, Behenyl Alcohol, Behentrimonium Chloride, Stearyl Alcohol, Cetyl Alcohol, Glyceryl Oleate, Schinziophyton Rautanenii Kernel Oil, Pentapeptide-30 Cysteinamide, Pentapeptide-29 Cysteinamide, Tetrapeptide-29 Argininamide, Tetrapeptide-28 Argininamide, Keratin, Hydrolyzed Keratin, Cocodimonium Hydroxypropyl Hydrolyzed Keratin, Aleurites Moluccana Seed Oil, Arginine HCl, Hydrogenated Castor Oil/Sebacic Acid Copolymer, Argania Spinosa Kernel Oil, Psidium Guajava Fruit Extract, Thioctic Acid, Oenothera Biennis (Evening Primrose) Oil, Tocopheryl Acetate, Aloe Barbadensis Leaf Juice, Aminopropyl Dimethicone, Hydrolyzed Keratin PG-Propyl Methylsilanediol, Allantoin, Glycolipids, Phenoxyethanol, Stearyl Dihydroxypropyldimonium Oligosaccharides, Steartrimonium Chloride, Octyldodecanol, Propylene Glycol, PEG-6 Methyl Ether Dimethicone, PEG-90M, Citric Acid, Glycerin, Hyaluronic Acid, Polyquaternium-55, Polysilicone-19, Dipropylene Glycol, Butyl Methoxydibenzoylmethane, Isopropyl Alcohol, Sodium Ascorbyl Phosphate, Sodium Hydroxide, Alpha-Isomethyl Ionone, Butylphenyl Methylpropional, Fragrance/Parfum.