OLAPLEX No.5 Bond Maintenance Strengthening, Moisturizing Hair Repair Conditioner
by OLAPLEX · hair_care
Editor's Take
Olaplex earns its repair reputation here, but the silicone-rich, ethoxylated base makes its clean positioning the weak link.
Four-pillar formula scores
- Efficacy: 8.5 / 10
- Modern Tech: 8.8 / 10
- Clean Beauty: 1.0 / 10
- Sustainability: 6.2 / 10
The Verdict
Efficacy is Exceptional, with Bis-Aminopropyl Diglycol Dimaleate supporting bond repair while Quaternium-91 and phospholipids improve deposition, slip, and lipid replenishment. Technology is Highly Advanced, bridging structural reinforcement and immediate conditioning better than a standard protein conditioner. Clean is Poor, and sustainability is Mixed, largely because Dimethicone, ethoxylated ingredients, and conditioning quats underpin the performance. A credible treatment for bleach-damaged or frequently heat-styled hair, with buildup and clean-beauty trade-offs firmly attached.
Full INCI list
Water (Aqua/Eau), Cetearyl Alcohol, PPG-3 Benzyl Ether Myristate, Caprylic/Capric Triglyceride, Cetyl Alcohol, Octyldodecyl Ricinoleate, Quaternium-91, Cetrimonium Chloride, Divinyldimethicone/Dimethicone Copolymer, Behentrimonium Chloride, Glycerin, Cetyl Esters, Isododecane, Bis-Aminopropyl Diglycol Dimaleate, Panthenol, Phospholipids, Dimethicone PEG-7 Isostearate, Hydroxypropyl Guar, Glycine Soja (Soybean) Oil, PEG-45M, PEG-7 Amodimethicone, Amodimethicone, Disodium EDTA, C12-13 Pareth-23, C12-13 Pareth-3, Camellia Sinensis Seed Oil, Polysilicone-15, C11-15 Pareth-7, Sodium Polyaspartate, Crambe Abyssinica Seed Oil, Persea Gratissima (Avocado) Oil, Vitis Vinifera (Grape) Seed Oil, Hydroxypropyl Cyclodextrin, Laureth-9, Citric Acid, Trideceth-12, Butylene Glycol, Ahnfeltiopsis Concinna Extract, Silica, Acetic Acid, Etidronic Acid, Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Propylene Glycol, Sodium Acetate, PEG-4 Dilaurate, PEG-4 Laurate, BHT, Hydrolyzed Hyaluronic Acid, PEG-4, Pseudozyma Epicola/Argania Spinosa Kernel Oil Ferment Filtrate, Pseudozyma Epicola/Camellia Sinensis Seed Oil Ferment Extract Filtrate, Tocopheryl Linoleate/Oleate, Helianthus Annuus (Sunflower) Seed Oil, Quaternium-95, Propanediol, Helianthus Annuus (Sunflower) Seed Extract, PEG-8, Punica Granatum Extract, Morinda Citrifolia Fruit Extract, Euterpe Oleracea Fruit Extract, PEG-8/SMDI Copolymer, Palmitoyl Myristyl Serinate, Sodium Polyacrylate, Tocopherol, Biotin, Phenoxyethanol, Chlorphenesin, Sodium Dehydroacetate, Iodopropynyl Butylcarbamate, Sodium Benzoate, Potassium Sorbate, Fragrance (Parfum), Citral, Hexyl Cinnamal, Limonene