NAK Signature Structure Complex 500ml Duo Rebuild, strengthen and restore damaged hair with the NAK Structure Complex Limited Edition Deluxe 500ml Duo. Featuring salon-sized 500ml bottles of Structure Complex Protein Shampoo and Conditioner, this protein-rich system is designed to repair fragile, chemically treated and weakened hair using advanced bond-building technology and strengthening ingredients. What's Inside • NAK Structure Complex Protein Shampoo 500ml• NAK Structure Complex Protein Conditioner 500ml Key Benefits • Helps repair and strengthen damaged hair• Bond-building technology for stronger, healthier strands• Protein-rich formula helps reduce hair fibre damage• Improves hair resilience and manageability• Hydrates while strengthening• Supports scalp health and balance• Ideal for chemically treated and fragile hair• Deluxe salon-sized 500ml bottles Why You'll Love It If your hair is feeling weak, over-processed or prone to breakage, this strengthening duo helps restore its integrity from the inside out. Powered by Signature Peptides, Ectoin Barrier Booster and bond-building technology, it works to reinforce weakened hair fibres while delivering hydration and nourishment. Hair feels stronger, smoother and more resilient with every wash. How to Use Structure Complex Protein Shampoo Apply to wet hair and gently massage into a cleansing lather. Rinse thoroughly. Repeat if desired for optimum cleansing. Structure Complex Protein Conditioner Apply to clean, wet hair after shampooing. Massage through from roots to ends. Leave for 1-5 minutes. Rinse thoroughly. Perfect For • Damaged hair• Chemically treated hair• Fragile or weakened hair• Hair prone to breakage• Colour-treated hair• Hair needing strength and repair• Anyone wanting stronger, healthier-looking hair Key Ingredients Signature Peptides – Help restore scalp health and reduce hair fibre damage. Ectoin Barrier Booster – Helps fortify, hydrate and protect the hair while supporting the scalp microbiome. Hydrolysed Rice Protein – Rich in vitamins and minerals to help strengthen and balance the hair fibre. Hydrolysed Soy Protein – Helps reinforce damaged strands and improve resilience. Coconut Oil – Softens and nourishes hair for improved manageability. Aloe Vera – Provides hydration and supports moisture retention. Pear Extract – Helps replenish and condition dry or damaged hair. Ingredients Structure Complex Protein Shampoo Water (Aqua), Sodium Lauroyl Methyl Isethionate, Cocamidopropyl Betaine, Glycol Stearate, PEG-120 Methyl Glucose Dioleate, Disodium Cocoamphodiacetate, Ectoin, Hydrolysed Rice Protein, Hydrolysed Soy Protein, Cocos Nucifera (Coconut) Oil, Pyrus Communis (Pear) Fruit Extract, Aloe Barbadensis (Aloe Vera) Leaf Juice, Panthenol, Glycerin, Soy Isoflavones, Acetyl Cysteine, Glycosphingolipids, Polyglyceryl-10 Oleate, Polyglyceryl-6 Laurate, Sorbitan Palmitate, Polyquaternium-10, Polyquaternium-7, Benzophenone-4, PEG-12 Dimethicone, Acetamide MEA, PEG-150 Distearate, Leuconostoc/Radish Root Ferment Filtrate, Fragrance (Parfum), Phenoxyethanol, Chlorphenesin, Benzyl Alcohol. Structure Complex Protein Conditioner Water (Aqua), Dimethicone, Cetearyl Alcohol, Cetyl Alcohol, Cetrimonium Chloride, Behentrimonium Chloride, Ectoin, Hydrolysed Rice Protein, Hydrolysed Soy Protein, Aloe Barbadensis (Aloe Vera) Leaf Juice, Pyrus Communis (Pear) Fruit Extract, Cocos Nucifera (Coconut) Oil, Panthenol, Glycerin, Soy Isoflavones, Acetyl Cysteine, Glycosphingolipids, Polyglyceryl-10 Oleate, Polyglyceryl-6 Laurate, Sorbitan Palmitate, Isopropyl Alcohol, Amodimethicone, Trideceth-12, Quaternium-80, Benzophenone-4, Fragrance (Parfum), Leuconostoc/Radish Root Ferment Filtrate, Phenoxyethanol, Benzoic Acid, Dehydroacetic Acid, Benzyl Alcohol.