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Hair Mask Haute Performance

Iles Formula
Hair Mask Haute Performance
Iles Formula
Benefits
  • Anti-Frizz
  • Conditioning
  • Hair Strengthening
  • Hydrating
  • Promotes Shine

The Hair Mask Haute Performance by Iles Formula is an intensive yet weightless treatment designed to deeply repair, strengthen and restore compromised hair while maintaining softness and movement. It targets dryness, damage and breakage by replenishing essential lipids and reinforcing the hair fiber, making it ideal for dry, fragile, over-processed or chemically treated hair.

Rich botanical butters and oils deliver deep nourishment and cuticle repair. Tucumã seed butter and pracaxi seed oil restore the hair’s lipid barrier, sealing the cuticle to reduce moisture loss, smooth rough texture and enhance shine while improving flexibility so hair bends rather than breaks.

Panthenol and Yacón root juice provide lasting hydration, increasing elasticity and softness and helping prevent brittleness. Advanced conditioning agents and silk proteins smooth and protect the hair surface, improving slip and detangling while reducing mechanical stress.

Chelating and conditioning polymers support performance in mineral-rich water, leaving hair resilient, glossy and visibly healthier after each use. The result is hair that feels deeply repaired yet light, with improved strength, smoothness and long-term integrity.

Read more

The Hair Mask Haute Performance by Iles Formula is an intensive yet weightless treatment designed to deeply repair, strengthen and restore compromised hair while maintaining softness and movement. It targets dryness, damage and breakage by replenishing essential lipids and reinforcing the hair fiber, making it ideal for dry, fragile, over-processed or chemically treated hair.

Rich botanical butters and oils deliver deep nourishment and cuticle repair. Tucumã seed butter and pracaxi seed oil restore the hair’s lipid barrier, sealing the cuticle to reduce moisture loss, smooth rough texture and enhance shine while improving flexibility so hair bends rather than breaks.

Panthenol and Yacón root juice provide lasting hydration, increasing elasticity and softness and helping prevent brittleness. Advanced conditioning agents and silk proteins smooth and protect the hair surface, improving slip and detangling while reducing mechanical stress.

Chelating and conditioning polymers support performance in mineral-rich water, leaving hair resilient, glossy and visibly healthier after each use. The result is hair that feels deeply repaired yet light, with improved strength, smoothness and long-term integrity.

Read less

180 g

£72
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Is this for you?

For you if

  • Frizzy Hair
  • Dry Hair
  • Damaged Hair
  • Dry Hair
  • Dull Hair

Suitable for

  • Dry Hair
  • Normal Hair

Not for you if

  • Oily Scalp
  • Hair Extensions

Not sure? Consult an expert
How to apply
Apply generously from the scalp through to the ends. Use after Shampoo and before Conditioner. Leave on for 5–20 minutes to allow the formula to penetrate, then rinse thoroughly. Use weekly or monthly, depending on your hair’s needs.

Core Routine

  1. Hair Treatment
  2. Shampoo
  3. Conditioner
  4. Scalp Treatment
  5. SPF

Period after opening

30 Months
Ingredients
  • Tucumã Seed ButterAnti-Frizz · Conditioning
    Tucumã Seed Butter is a richly nourishing plant butter extracted from the seeds of the Tucumã palm, native to the Amazon rainforest, and is prized for its ability to restore softness, strength and elasticity to dry or damaged hair. Naturally high in fatty acids such as lauric, oleic and linoleic acids, it works by replenishing the hair’s depleted lipid layer, which helps seal the cuticle, reduce moisture loss, and improve smoothness and shine. Its unique lipid profile allows it to soften and condition the hair fiber without excessive heaviness, improving flexibility so hair bends rather than breaks. By smoothing rough cuticles and reducing friction, it helps tame frizz, enhance manageability and protect hair from ongoing mechanical and environmental stress, making it especially beneficial for dry, brittle, textured or chemically treated hair.
  • Pracaxi Seed OilAnti-Frizz · Conditioning · Hair Strengthening
    Pracaxi Seed Oil is a nutrient-rich plant oil extracted from the seeds of the Amazonian Pracaxi tree, and is valued for its exceptional smoothing, strengthening and shine-enhancing properties. It is naturally high in behenic, oleic and linoleic fatty acids, which allow the oil to spread easily over the hair surface and penetrate the cuticle to replenish lost lipids. By restoring this lipid layer, Pracaxi seed oil helps seal the cuticle, reduce moisture loss and improve elasticity, making hair softer, more flexible and less prone to breakage. Its lightweight yet deeply conditioning nature also helps tame frizz, improve manageability and add gloss without leaving hair greasy, making it particularly effective for dry, damaged, textured or chemically treated hair.
  • Panthenol (Pro-Vitamin B5)Anti-Frizz · Hair Strengthening · Hydrating
    Panthenol, also known as pro-vitamin B5, is a stable form of Pantothenic Acid which penetrates the hair fiber and converts into vitamin B5 once applied. It acts as a humectant, attracting and binding moisture to the hair, which helps prevent dryness and brittleness while improving softness and elasticity. Inside the hair shaft, panthenol increases water content, giving hair a fuller, thicker feel and improving flexibility so strands are less likely to snap under stress. At the same time, it forms a lightweight, breathable film on the surface of the hair that smooths the cuticle, enhances shine and slip, reduces friction during washing and brushing, and helps protect against mechanical damage. On the scalp, it supports hydration and barrier function, contributing to overall hair health, making panthenol especially effective for reducing breakage and improving the look and feel of dry, damaged or chemically treated hair.
  • Yacon Root JuiceConditioning · Hair Strengthening
    Yacón Root Juice is a plant-derived extract and is used for its powerful humectant and conditioning properties. Naturally rich in fructooligosaccharides and sugars, it attracts and binds water to the hair and scalp, helping to maintain hydration and prevent dryness. By increasing moisture content within the hair fiber, Yacón root juice improves softness, flexibility and elasticity, which reduces brittleness and breakage. It also helps smooth the cuticle and enhance manageability, while supporting scalp comfort by maintaining hydration, making it especially beneficial for dry, fragile or stressed hair.
  • Silk ExtractAnti-Frizz · Hair Strengthening · Promoting Shine
    Silk Extract is a protein that coats the hair shaft, enhancing smoothness and shine, whilst protecting against environmental stressors. It strengthens and conditions hair fibres, reducing breakage, resulting in softer, more manageable hair.
  • PolyquaterniumAnti-Frizz · Hair Strengthening
    Polyquaternium is a lightweight, water-soluble conditioning polymer used in haircare to improve softness, manageability and frizz control without weighing hair down. It works by carrying a positive charge, which allows it to selectively bind to the negatively charged areas of the hair, especially damaged or porous sections, where it forms a thin, flexible conditioning film. This film smooths the hair cuticle, increases slip, reduces tangling and minimises friction during washing and brushing, helping to prevent breakage. Because it rinses cleanly and does not build up heavily, Polyquaternium leaves hair feeling soft, silky and conditioned while still light, making it suitable for fine, colour-treated and damaged hair types.
  • PhytantriolConditioning · Hair Strengthening · Promoting Shine
    Phytantriol is used to improve moisture retention, strengthen the hair fiber and enhance the performance of other conditioning ingredients. It works by binding to the hair’s keratin structure, where it helps attract and hold water within the fiber, increasing hydration and flexibility and reducing dryness and brittleness. Phytantriol also improves the deposition of ingredients such as panthenol and lipids, allowing them to penetrate and remain in the hair more effectively. By reinforcing the hair’s internal moisture balance and supporting the cuticle, it enhances softness, shine and elasticity while helping protect hair from breakage and ongoing environmental or mechanical stress.
  • Behentrimonium ChlorideHair Strengthening · Promoting Shine
    Behentrimonium Chloride is a highly effective conditioning agent derived from behenic acid and is used to smooth, detangle and protect the hair. It carries a positive charge, which allows it to bind selectively to the negatively charged areas of the hair fiber, especially damaged or porous sections, where it forms a soft, lubricating film along the cuticle. This action reduces friction, improves slip and makes hair easier to detangle, helping prevent breakage during rinsing, brushing and styling. By smoothing lifted cuticles and replenishing the hair’s surface, this active also enhances softness, manageability and shine without heavy build-up, making it especially beneficial for dry, damaged, thick or chemically treated hair.
  • Trisodium Ethylenediamine DisuccinateHair Strengthening · Promoting Shine
    Trisodium Ethylenediamine Disuccinate is a biodegradable chelating agent used in haircare to protect hair and formulas from the negative effects of metal ions commonly found in water, such as calcium, magnesium, iron and copper. It works by binding to these metal ions and rendering them inactive, preventing them from depositing onto the hair or interfering with cleansing and conditioning agents. By reducing mineral buildup, EDDS helps keep the cuticle smoother, improves softness and shine and prevents the dull, rough feel often caused by hard water. It also helps preserve the stability and performance of the formula itself, making hair feel cleaner, more manageable and less weighed down over time.
View full ingredient list

Water / Aqua / Eau, Cetearyl Alcohol, Astrocaryum Tucuma Seed Butter, Behentrimonium Chloride, Caprylic / Capric Triglyceride, PPG-3 Benzyl Ether Myristate, Panthenol, Coconut Alkanes, Pentaclethra Macroloba Seed Oil, Polymnia Sonchifolia Root Juice, Hydrolyzed Silk, Polyquaternium-37, Propylene Carbonate, Propylene Glycol Dicaprylate / Dicaprate, Polyquaternium-11, PPG-1 Trideceth-6, Coco-Caprylate / Caprate, Benzoic Acid, Dehydroacetic Acid, Propanediol, Trisodium Ethylenediamine, Disuccinate, Citric Acid, PVP, Xanthan Gum, Fragrance (Parfum)

Please note: The ingredients listed in this product are subject to change as the formulation is updated. We aim to update the INCI list as soon as possible, but we encourage you to read the ingredient list on the product itself to ensure it's suitable for your personal use.
Smell & Texture

Smell: White flowers, fresh linen and soft, subtle French-style florals

Texture: Rich and creamy
Delivery & Returns

ROYAL MAIL TRACKED 48: 
£5.00 (free for members on orders over £75)
Delivered within 2-3 working days.

NEXT WORKING DAY DELIVERY: 
£8.00 (free for members on orders over £150)
Delivered the next working day if ordered before 1pm.

SATURDAY UK DELIVERY: 
£18.00
Delivered on Saturday when ordered before 1pm on Friday.

*(For NI, Channel Islands & Scotland - due to the courier service in place, we cannot guarantee next day delivery to these areas, however we expect you will receive your delivery within 2-5 days).

RETURNS
Items returned by post can take up to 14 working days to process. Credit notes can be applied to your account within 5 working days. For refunds, we will reimburse you using your original payment method which can take up to 14 days.

The Benefits

  • - + Anti-Frizz
  • - + Conditioning
  • - + Hair Strengthening
  • - + Hydrating
  • - + Promoting Shine
Anti-Frizz

Anti-frizz treatments focus on smoothing your hair and reducing frizziness by addressing its root causes. Frizz happens when the hair cuticle lifts due to hydration imbalance, humidity, and damage. This raised cuticle allows moisture to enter and swell the hair shaft, creating a rough texture. Anti-frizz products work by sealing the cuticle, locking in hydration, and protecting your hair from environmental and heat damage. The result is smoother, more manageable hair with significantly less frizz, giving you a sleek and polished look.

Conditioning

Conditioning in hair products involves replenishing hydration, nutrients, and oils to your hair strands, enhancing their manageability, smoothness, and overall health. Hair often suffers from damage caused by environmental factors like sun exposure, heat styling, brushing, and chemical treatments such as dyeing. When your hair bonds are compromised, it becomes tangled, less manageable, prone to breakage, and frizzy, losing its natural shine. Conditioning agents strengthen these bonds to repair damage, smooth the hair cuticle, reduce friction between strands, and lock in hydration. This results in softer, shinier hair that is more resistant to breakage and frizz. Regular conditioning promotes healthier, more resilient hair, visibly improving its texture and appearance quickly.

Hair Strengthening

Strengthening in haircare is all about restoring your hair's healthy structure and enhancing its resilience against damage, breakage, and the stresses of daily styling, such as heat exposure. Strengthening haircare products deliver essential components like proteins, hydration, and lipids that work together to reinforce hair strands. They support internal hair bonds, restore moisture, and coat the outer layer to protect and smooth, resulting in a shinier, smoother finish. By promoting a healthier hair structure, these products encourage faster hair growth and improve manageability.

Hydrating

Hydrating your hair means boosting its water content to ensure strands stay resilient, flexible, and healthy. Proper hydration is key to preserving the integrity of your hair's cuticle. When well-hydrated, the cuticle lies flat and smooth, creating a barrier against environmental damage and reducing friction between strands, which results in less tangling and a smoother texture. Heat styling, sun exposure, and harsh chemical treatments can strip your hair of its natural moisture. Using gentle haircare products designed to hydrate without weighing your hair down helps prevent dryness, brittleness, and breakage while enhancing shine and making your hair more manageable.

Promoting Shine

Promoting Shine in haircare is all about restoring the hair’s surface integrity so it can better reflect light. Shine is a direct result of a smooth, sealed cuticle, when the protective outer scales lie flat, light reflects evenly, giving hair its healthy, radiant appearance.

Dry, damaged, or lipid-depleted hair loses this reflectivity due to raised, fragmented cuticles. Shine-enhancing formulations work by replenishing moisture and essential lipids, smoothing the hair fibre, and coating it with film-forming actives. These ingredients help repair surface damage, seal the cuticle, and create a polished finish, leaving hair softer, glossier, and more vibrant. By reinforcing both hydration and structure, these formulas restore luminosity and improve overall hair vitality.

  • - + Anti-Frizz
  • - + Conditioning
  • - + Hair Strengthening
  • - + Hydrating
  • - + Promoting Shine

Spotlight

Damaged Hair

Dry and damaged hair occurs when the hair’s natural protective barrier is weakened, allowing moisture to escape and leaving the inner structure exposed to breakage and rough texture. This damage develops through a combination of external and internal factors.

Heat styling tools lift and crack the cuticle, while chemical processes such as colouring, bleaching, or relaxing break down protein bonds and strip away essential lipids. Environmental stressors like sun exposure, pollution, wind, hard water, and salt or chlorinated water further dry and erode the hair surface.

Internally, genetics, aging, hormonal changes, dehydration, and poor nutrition can reduce the scalp’s natural oil production, making hair more prone to dryness and fragility, especially through the lengths and ends.

As the cuticle becomes rough and uneven, hair loses its ability to retain moisture, leading to dullness, frizz, tangling, split ends, and increased breakage. Repairing dry and damaged hair requires a gentle, consistent approach focused on restoring moisture, lipids, and strength.

Mild, sulfate-free cleansing helps prevent further stripping, while humectants rehydrate the hair fiber and improve flexibility. Nourishing conditioners and oils replenish lost lipids, smooth the cuticle, and seal in moisture, improving softness and shine.

Reducing heat, protecting hair during styling, and minimizing mechanical stress are equally important. With ongoing, targeted care, damaged hair can gradually regain resilience, manageability, and a healthier appearance.

Frequently Asked Questions

Why I love it

  • "Iles Formula treats hair like fine fabric; focusing on preserving the cuticle, strengthening the fiber and preventing damage before it starts. Loved by hairstylists and clients alike, Iles Formula delivers visible improvement in hair strength, shine, and breakage reduction, making it as results-focused as it is indulgent."

    X Natalie K-F

    Founder, Embassy of Beauty