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What it is: A weightless volumizing shampoo for fine hair that targets everyday damage to strengthen, volumize, and boost shine in one wash.
Hair Texture: Straight, Wavy, Curly, and Coily
Hair Type: Fine
Hair Concerns:
- Volumizing
- Color Safe
- Damage, Split Ends, and Breakage
Key Benefits:
- Doubles hair volume, adding body, bounce, and lift at the root
- Targets everyday damage, defends against future breakage, and strengthens
- Clinically shown to boost softness and shine
Highlighted Ingredients:
- Flexible Polymers and Low Molecular Weight Hyaluronic Acid: Provide volume and lift at the roots and promote soft, hydrated hair.
- Patented Olaplex Bond Building Technology: Strengthens and cares for damage by rebuilding the disulfide bonds.
- Hydra-Balancing Matrix: Leaves fine hair weightlessly clean and hydrated without over-conditioning.
Ingredient Callouts: Free of parabens, formaldehydes, phthalates, mineral oil, retinyl palmitate, oxybenzone, coal tar, hydroquinone, sulfates SLS & SLES, triclocarban, triclosan, and contains less than one percent synthetic fragrance. It is also cruelty-free.
What Else You Need to Know: This is the best shampoo for fine hair. Clinically shown to double your hair’s volume quickly, maintaining lift all day while repairing everyday damage in one wash. The ultralight lather gently lifts away buildup, never stripping—leaving hair weightlessly clean, soft, shiny, and full of bounce.
Fragrance Description: Olaplex’s signature scent features uplifting notes of grapefruit, sugared mint, and sage.
Clinical Results: In a test, when used as a system with No.5FINE Bond Maintenance Conditioner (sold separately), results show:
- 2X more volumized hair, instantly and all day
- 2X stronger hair at a molecular level
- 60% less breakage to protect hair length and fullness
-Flexible Polymers: Provide volume and lift at the root.
-Low Molecular Weight Hyaluronic Acid: Promotes soft, hydrated hair.
-Hydra-Balancing Matrix: Leaves fine hair weightlessly clean and hydrated without over-conditioning.
Aqua/Water/Eau, Sodium Cocoyl Alaninate, Sodium Cocoyl Isethionate, Coco-Glucoside, Lauryl Glucoside, Propanediol, Cocamidopropyl Hydroxysultaine, Glycerin, Acrylates Copolymer, Polyquaternium-80, Bis-Aminopropyl Diglycol Dimaleate, Phenoxyethanol, Sodium Chloride, Parfum/Fragrance, Coconut Acid, Cocamide MIPA, Guar Hydroxypropyltrimonium Chloride, Polyglyceryl-4 Caprate, Polyglyceryl-6 Caprylate, Polyimide-1, Chlorphenesin, Panthenol, Xanthan Gum, Polyquaternium-7, Cetrimonium Chloride, Ethylhexylglycerin, Oryza Sativa (Rice) Bran Extract, Hydrolyzed Quinoa, Trisodium Ethylenediamine Disuccinate, Sarcosine, Pisum Sativum (Pea) Seed Extract, Helianthus Annuus (Sunflower) Extract, Propylene Glycol, Sclerotium Gum, 1,2-Hexanediol, Rosmarinus Officinalis (Rosemary) Leaf Extract, Tocopherol, Sodium Hydroxide, Algin, Sodium Hyaluronate, Sodium Benzoate, Benzyl Alcohol, Tetrasodium Glutamate Diacetate, Potassium Sorbate, Caesalpinia Spinosa Fruit Extract, Helianthus Annuus (Sunflower) Sprout Extract, Citric Acid, Hexyl Cinnamal, Limonene, Citral, Yellow 5 (CI 19140) , Yellow 6 (CI 15985). Product packaging and material may contain more and/or different information from the website, including ingredient information. Before using a product, always read labels, warnings, directions, and other information provided with the product.
-Low Molecular Weight Hyaluronic Acid: Promotes soft, hydrated hair.
-Hydra-Balancing Matrix: Leaves fine hair weightlessly clean and hydrated without over-conditioning.
Aqua/Water/Eau, Sodium Cocoyl Alaninate, Sodium Cocoyl Isethionate, Coco-Glucoside, Lauryl Glucoside, Propanediol, Cocamidopropyl Hydroxysultaine, Glycerin, Acrylates Copolymer, Polyquaternium-80, Bis-Aminopropyl Diglycol Dimaleate, Phenoxyethanol, Sodium Chloride, Parfum/Fragrance, Coconut Acid, Cocamide MIPA, Guar Hydroxypropyltrimonium Chloride, Polyglyceryl-4 Caprate, Polyglyceryl-6 Caprylate, Polyimide-1, Chlorphenesin, Panthenol, Xanthan Gum, Polyquaternium-7, Cetrimonium Chloride, Ethylhexylglycerin, Oryza Sativa (Rice) Bran Extract, Hydrolyzed Quinoa, Trisodium Ethylenediamine Disuccinate, Sarcosine, Pisum Sativum (Pea) Seed Extract, Helianthus Annuus (Sunflower) Extract, Propylene Glycol, Sclerotium Gum, 1,2-Hexanediol, Rosmarinus Officinalis (Rosemary) Leaf Extract, Tocopherol, Sodium Hydroxide, Algin, Sodium Hyaluronate, Sodium Benzoate, Benzyl Alcohol, Tetrasodium Glutamate Diacetate, Potassium Sorbate, Caesalpinia Spinosa Fruit Extract, Helianthus Annuus (Sunflower) Sprout Extract, Citric Acid, Hexyl Cinnamal, Limonene, Citral, Yellow 5 (CI 19140) , Yellow 6 (CI 15985). Product packaging and material may contain more and/or different information from the website, including ingredient information. Before using a product, always read labels, warnings, directions, and other information provided with the product.
Suggested Usage:
-A little goes a long way with this highly concentrated formula.
-Dispense, emulsify in hands, and apply to wet hair.
-Lather thoroughly and rinse well.
-Follow with Olaplex’s No.5FINE Bond Maintenance Conditioner (sold separately).
-A little goes a long way with this highly concentrated formula.
-Dispense, emulsify in hands, and apply to wet hair.
-Lather thoroughly and rinse well.
-Follow with Olaplex’s No.5FINE Bond Maintenance Conditioner (sold separately).
MEET Olaplex | We're founded on the principle of doing everything others don't and we are changing the world of hair based on this principle. We're a team of chemists, industry experts and innovators developing beauty products based on science. Our technology and products are patent protected, award winning, and are found in top salons worldwide.
Nº.4 Bond Maintenance Shampoo: The Ultimate Volumizing & Strengthening Solution for Fine Hair
For those with fine, fragile hair, finding the right product to volumize and strengthen without causing damage can be challenging. The Olaplex No.4 Fine Bond Maintenance Volumizing and Strengthening Hair Shampoo is designed specifically to address these concerns. This article explores the features, benefits, and considerations for using this acclaimed shampoo, answer frequently asked questions, and provide insights into why it is worth a try.
When it comes to hair care, not all shampoos are created equal. Olaplex No.4 stands out due to its scientifically formulated bond maintenance properties, featuring the powerful ingredient Bis-Aminopropyl Diglycol Dimaleate. This active component works on a molecular level to repair broken bonds, adding strength and volume from root to tip.
