Joico K-PAK Color Therapy Luster Lock Instant Shine & Repair Treatment — 5.1 fl oz for Color-Treated Hair with Keratin & Argan Oil

Joico K-PAK Color Therapy Luster Lock is an instant shine and repair treatment that restores vibrancy, increases strength, and seals color in color-treated hair with keratin, argan oil, and African manketti oil.

This single-step treatment is formulated for color-treated hair that needs immediate radiance and measurable reinforcement. Using a blend of keratin protein, nutrient-rich oils, and a controlled-release delivery system, the formula targets weakened areas, smooths cuticles, and helps protect color from environmental dulling. It’s designed for in-salon or at-home use and works in one treatment to visibly improve shine and manageability while helping reduce breakage from combing and styling.

How quickly will I notice improved shine and color vibrancy?

Most users see a visible boost in shine and richer-looking color after a single treatment. Luster Lock deposits oils and polymers to smooth the hair surface, which reflects light better and makes color appear more saturated.

• Instant mirror-like shine after one application
• Enhances color depth and vibrancy immediately
• Smooths cuticle for improved light reflection
• Suitable for use before special occasions or photo-ready styling

What ingredients repair damage and reduce breakage?

The formula combines keratin proteins with argan and African manketti oils to strengthen strands and replenish lipids stripped by coloring. Smart Release Technology delivers rosehip oil, arginine, and keratin over time to continue repairing and protecting after rinsing.

• Keratin helps refill protein loss and reinforce weakened fibers
• Argan oil provides deep hydration and antioxidant benefits
• African manketti oil offers vitamin E for environmental defense
• Smart Release liposomes steadily release reparative actives

How should I use this treatment for best results?

Apply to freshly washed, towel-dried hair from mid-lengths to ends, leave on according to directions, then rinse. For an intensive reset, use once a week; for maintenance, include it in your routine as needed to revive shine and manageability.

• Use after shampooing on damp hair; distribute evenly
• Allow processing time for ingredients to penetrate cuticle layers
• Rinse thoroughly and style as usual; safe for color-treated hair
• Weekly deep treatments for damaged hair, less often for maintenance

Will this make my color fade faster or weigh hair down?

No—this treatment is formulated specifically for color-treated hair with lightweight oils and a targeted delivery system so it enhances radiance without stripping dye or causing heavy buildup. The Smart Release Technology gradually deposits beneficial ingredients to avoid overloading the hair while maintaining softness and body.

• Lightweight formulation preserves bounce and movement
• Does not strip salon color when used as directed
• Helps seal cuticle to lock in pigment and reduce fading
• Rinses clean to prevent residue that could dull color

Who is this for: Joico K-PAK Color Therapy Luster Lock is ideal for anyone with color-treated hair seeking instant shine, reduced breakage, and stronger-looking strands. It suits hair that’s dry, chemically processed, or losing vibrancy—salon clients and at-home users who want a single-step treatment that both beautifies and helps rebuild hair resilience.

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.