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The 4 Best Sulphate Free Shampoos for Fine Hair in 2026

Lucy Green
by Lucy Green
Updated:
16 Feb 2026
I am a beauty enthusiast with a slight obsession with face masks. Beauty for me is a form of self-care, to remind us to take the time to look after ourselves throughout our busy day. Most days I keep my makeup minimal, try to tame my mane of curls and throw in a cheeky bold lip at night. I am a self-confessed SPF pusher (sorry friends!) and my go-to is always Ultra Violette.

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Leave your locks fresh and clean without resorting to harsh cleansing agents: ditching sulphates is the kindest thing you can do for your hair.
If you have fine hair, it’s important to choose the right sulphate-free shampoo to deliver a thorough cleanse. We’ve curated some of our top picks for the job...

Here Are the 4 Best Sulfate Free Shampoos for Fine Hair


"I was skeptical at first when I purchased this at the recommendation of my hair dresser after dying my hair. I suffer from dandruff and oily roots, with dry ends and this is the first shampoo I have been truly impressed with. Although a little pricey in comparison to supermarket shampoo, I definitely noticed the difference in the strength of my hair, no more split end or breakage of hair and do not use a lot per wash - about a 50cent piece for my shoulder length hair!" - Lily ★★★★★
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The ultimate haircare treatment to rebuild bonds in damaged and fine hair, for fuller and healthier locks. Olaplex No. 4 Bond Maintenance Strengthening and Reparative Hair Shampoo is a staple of the Olaplex range, which is designed to purify, repair, and protect damaged and vulnerable hair types. Crafted with revolutionary Bond-Building Chemistry, this cleansing treatment actively rebuilds and strengthens bonds to create fuller and healthier locks.
Olaplex’s gentle shampoo not only works to improve hair’s health but also will remove impurities. The nourishing and hydrating formula delivers maximum body and lustre.
Developed to work with other Olaplex products, Olaplex No. 4 Bond Maintenance Strengthening and Reparative Hair Shampoo should be applied after Olaplex No. 3 Hair Perfector Pre-Shampoo Strengthening and Reparative Hair Treatment has been rinsed out. Follow withOlaplex No. 5 Bond Maintenance Strengthening and Reparative Hair Conditioner. This 3-step system works perfectly for all hair types but is particularly effective at caring for damaged, colour-treated, fine, and thinning hair.
With its highly concentrated, sulphate-free formula, this Olaplex shampoo works effectively to cleanse hair and improve manageability without stripping out essential moisture.

I Dyed My Virgin Hair Blonde And It Actually Feels Healthier

Find out more about Olaplex in our guide, What is Olaplex and How Do I Use It?

Replenish and Detangle Knot-Prone Fine, Color-Treated Hair
"i have been using this shampoo and conditioner for around 6 months. i recently gave a different shampoo a go(that also had great reviews) , but have since returned to this one. in my opinion nothing compares to Pureology. I have fine hair which can get dry at the ends quite easily, but with the Pureology Hydrate shanpoo my hair has never been in better shape. the shampoo smells divine. I wont be changing from this brand again." - Kascha ★★★★★
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Keep coloured hair cleansed and hydrated with this lightweight shampoo, perfect for fine hair. Pureology products are tailored specifically to the needs of coloured hair, maintaining vibrancy for longer while conditioning and repairing the damage done during the colouring process.
Pureology Hydrate Sheer Shampoo 266ml is a gentle, everyday shampoo, perfect for both coloured and fine hair, boosting lustre without stripping out essential moisture. This sulphate-free shampoo has been formulated with Pureology’s exclusive AntiFade Complex, which guarantees a thorough cleanse without muting colour or vibrancy. Hydrate Shampoo also contains a cocktail of natural plant extracts including Rose, Sandalwood, and Green Tea. Rich in antioxidants, these botanicals protect locks from environmental aggressors while naturally conditioning and hydrating the hair.
Pureology Hydrate Sheer Shampoo 266ml also delivers a stunning fragrance of Ylang Ylang, Bergamot, Anise, and Patchouli to your tresses. With Pureology, you can indulge in a spa-like experience from the comfort of your own home.

"I received a sample and took it with me on an overnight trip. I didn't take my usual hair oil that I put in after I wash my hair that is the only thing that helps reduce my frizz. After using this shampoo and not putting in my anti-frizz oil, I noticed my hair wasn't frizzy at all. It feel like it really hydrated my hair, therefore, reducing frizz on its own. The smell is really nice and the scent lingers too." - Kira ★★★★☆
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Traditional shampoos are packed with harsh cleansing agents, which can dry out and dehydrate the hair and scalp. But O&M Hydrate and Conquer Shampoo has an intensely nourishing, sulphate-free formula, perfect for locking hydration in dry hair. Formulated to stimulate hair growth, this shampoo has a lightweight texture that’s suitable for all hair types, including fine and thinning hair.To provide ultimate hair restoration, O&M Hydrate and Conquer Shampoo is bursting with nourishing hydrators. These ingredients deliver an instant moisture surge while strengthening locks for improved hydration retention. This O&M shampoo also contains high concentrations of antioxidant Vitamin C and Green Tea, which protect hair from environmental aggressors while boosting hair strength and renewal. To stimulate healthy hair growth, O&M has added Tasmanian Sea Kelp, a supercharged ingredient infused with vitamins A, B, C, and E as well as 13 amino acids.
Count on O&M Hydrate and Conquer Shampoo to remove impurities gently while leaving your hair in top condition.

Leaves Frizzy and Unruly Hair Feeling Soft and Supple
"Love this product. I have wavy/thick hair and this product cleanses my hair and leaves it smelling gorgeous. I also love the conditioner. Both work very well together. It tames the frizziness in humid temperatures." - Tahlia ★★★★★
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Banish frizz for good with this smoothing shampoo that’s perfect for over-processed and fine hair. Frizz can affect all hair types and textures. If you have fine-to-medium hair and suffer from frizz, Kerastase Discipline Smoothing Shampoo 250ml is the perfect solution. This gentle but effective, sulphate-free shampoo works to lightly smooth sensitised and over-processed hair to reduce frizz and flyaways. Hair will be softer, smoother, and more manageable in no time.Kerastase Discipline Smoothing Shampoo 250ml has a unique, pro-keratin formula that strengthens and restores damaged hair, especially in humid weather conditions. This daily anti-frizz shampoo is also enriched with Amino Acids and Wheat Protein, which smooth the hair follicles for a supple touch. Perfect for fine and thinning hair, Kerastase Discipline Smoothing Shampoo 250ml effortlessly removes impurities without disrupting the natural moisture barrier or essential nutrients within the hair strands.
If you want to discover more about the Kérastase range, read through our guide, What Kérastase Products Should I Use?

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