Infused with the brand's patented bond-building technology, the Nº.3 Hair Perfector by Olaplex is a pre-shampoo treatment that is proven to repair and strengthen hair from the inside out. Use the Nº.3 Hair Perfector alone or paired with the Olaplex Nº.0 for maximum at-home repair. Breakage is reduced, and a healthy appearance and texture is restored.

OLAPLEX Bond Building patented Technology™, The professional hair brand that works at a molecular level to dramatically improve hair strength, repair damage and protect all hair types.

Apply to damp hair from roots to ends. Leave on for 10 minutes for maximum efficacy. Rinse thoroughly. For best results, cleanse with the Olaplex Nº.4 Bond Maintenance Shampoo and Nº.5 Bond Maintenance Conditioner.

Water (Aqua), Bis-Aminopropyl Diglycol Dimaleate, Propylene Glycol, Cetearyl Alcohol, Behentrimonium Methosulfate, Cetyl Alcohol, Phenoxyethanol, Glycerin, Hydroxyethyl Ethylcellulose, Stearamidopropyl Dimethylamine, Quaternium-91, Sodium Benzoate, Cetrimonium Methosulfate, Cetrimonium Chloride, Fragrance (Parfum), Polyquaternium-37, Tetrasodium EDTA, Benzyl Benzoate, Etidronic Acid, Ascorbic Acid, Phytantriol,Tocopheryl Acetate, Aloe Barbadensis Leaf Juice, Panthenol, Simmondsia Chinensis (Jojoba) Seed Oil, Citric Acid, Potassium Sorbate