"Full of Protein. Nurtures and protects hair." - Robyn
Redken

Extreme CAT Treatment 200ml

4.4 (27)
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$37.60
$47.00
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Most Helpful Review
"Full of Protein. Nurtures and protects hair." - Robyn
Why You’ll love it
Damaged
Stop that fragile, stretchy feeling before your hair actually snaps.
Helps hair feel stronger after colour, bleach, or frequent heat.
Light, watery spray coats strands without weighing them down.
Perfect prep step before masks for extra smooth, resilient lengths.
Description
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Directions
Ingredients
  • Aqua Solvents
    Solvent

    The water base that carries and dissolves the other ingredients in most products.

    May suit

    All hair and skin types.

    Worth knowing

    Almost always the first ingredient listed in water-based products.

  • Alcohol Denat. Solvents
    Solvent

    A fast-evaporating solvent that helps dissolve ingredients and improve product dry time.

    May suit

    People who use styling products that benefit from quick drying or a lightweight feel.

    Worth knowing

    Its quick evaporation can help reduce residue and support a clean finish in styling formulas. Some may notice it can feel slightly drying in leave-in products depending on hair type.

  • Hydrolyzed Vegetable Protein PG-Propyl Silanetriol Conditioning agents
    Strengthening conditioner

    A protein-derived ingredient that helps condition and reinforce the hair fibre.

    May suit

    People looking to improve hair strength, smoothness or resistance to breakage.

    Worth knowing

    It forms a lightweight film on the hair to boost softness and resilience without heavy build-up. Often used in strengthening and smoothing formulas.

  • Hydrolysed Wheat Protein Hydroxypropyltrimonium Chloride Conditioning agents
    Hair conditioning agent

    A modified wheat-derived protein that helps condition and smooth the hair.

    May suit

    People seeking softening, smoothing or light strengthening benefits, including those with dry or damaged hair.

    Worth knowing

    Its positive charge helps it bond to the hair surface, improving feel and manageability. It is commonly used in conditioners and masks for added slip and softness.

  • Propylene Glycol Humectants
    Humectant

    Helps hold moisture and carry other ingredients through the formula.

    May suit

    Most hair types as part of a moisturising formula.

    Worth knowing

    A widely used humectant and carrier ingredient.

  • Hydroxyethylcellulose Thickeners and stabilisers
    Thickener and stabiliser

    A polymer that helps thicken and stabilise haircare formulas.

    May suit

    Those who prefer products with a smooth, uniform texture or need easier application and distribution.

    Worth knowing

    It is derived from cellulose and is widely used because it provides viscosity without weighing hair down. It also helps improve the feel and spreadability of many water-based products.

  • Trisodium HEDTA Chelating agents
    Chelating agent

    Helps bind and neutralise metal ions in water and formulas to support product performance.

    May suit

    People living in hard-water areas or those wanting products that rinse cleanly and maintain consistent results.

    Worth knowing

    Chelating agents can help prevent minerals from building up on hair and support formula stability.

  • Citric Acid pH adjusters
    pH adjuster

    Fine-tunes the product pH, which can help the hair surface feel smooth.

    May suit

    Most hair types as part of a balanced formula.

    Worth knowing

    Usually present in small amounts to balance the formula.

  • Amodimethicone Silicones
    Conditioning silicone

    A conditioning silicone that targets rougher areas of the hair to smooth and protect.

    May suit

    Damaged, frizz-prone or colour-treated hair wanting targeted smoothing.

    Worth knowing

    Designed to deposit where hair needs it most. Some prefer silicone-free formulas by choice.

  • Trideceth-6 Cleansers / surfactants
    Solubiliser / surfactant

    A non-ionic surfactant that helps blend oil-soluble ingredients into water-based formulas.

    May suit

    Those using products with oils or silicones who want them to rinse evenly without residue.

    Worth knowing

    It is commonly used in shampoos and styling products to support stable, uniform textures. Its mild nature makes it suitable for a wide range of formulations.

  • Cetrimonium Chloride Conditioning agents
    Conditioning agent

    A conditioning agent that helps smooth and soften the hair while reducing static and tangles.

    May suit

    People looking for improved manageability, detangling and smoother-feeling hair.

    Worth knowing

    It is a commonly used quaternary ammonium compound that helps conditioners spread easily through the hair. It is effective even at low levels, which is why it appears frequently in rinse-off products.

  • Limonene Fragrance ingredients
    Fragrance component

    A fragrance component that also occurs naturally in many citrus and plant oils.

    Worth knowing

    A fragrance component that must be listed separately on labels because a minority of people can be sensitive to it. Its presence is normal, required disclosure and is not a quality signal.

  • Hexyl Cinnamal Fragrance ingredients
    Fragrance component

    A fragrance ingredient used to give products a light, floral scent.

    May suit

    Those who enjoy subtly scented haircare products.

    Worth knowing

    It is one of the fragrance components that must be listed separately when present above certain levels. People with known fragrance sensitivities may choose to monitor for it.

  • Linalool Fragrance ingredients
    Fragrance component

    A fragrance component found naturally in many flowers and spices.

    Worth knowing

    A fragrance component that must be listed separately on labels because a minority of people can be sensitive to it. Its presence is normal, required disclosure and is not a quality signal.

  • Benzyl Alcohol Preservatives
    Preservative

    Helps preserve formulations and can also act as a solvent or light fragrance component.

    May suit

    Those interested in understanding preservative systems or identifying potential fragrance allergens.

    Worth knowing

    Benzyl Alcohol is commonly used in professional haircare to support product stability and texture. It can also naturally occur in some essential oils.

  • Alpha-Isomethyl Ionone Fragrance ingredients
    Fragrance component

    A fragrance component with a soft, violet-like character.

    Worth knowing

    A fragrance component that must be listed separately on labels because a minority of people can be sensitive to it. Its presence is normal, required disclosure and is not a quality signal.

  • Citronellol Fragrance ingredients
    Fragrance component

    A fragrance component with a soft floral, rose-like character.

    Worth knowing

    A fragrance component that must be listed separately on labels because a minority of people can be sensitive to it. Its presence is normal, required disclosure and is not a quality signal.

  • Coumarin Fragrance ingredients
    Fragrance component

    Coumarin is a fragrance ingredient that adds a sweet, warm, slightly herbal note to scented formulations.

    May suit

    Those who enjoy subtly sweet, complex fragrance profiles in their haircare products.

    Worth knowing

    It is one of the fragrance components that must be listed individually when present above certain levels, as some people may prefer to monitor specific scent materials. Its presence does not indicate the overall strength of a product's fragrance.

Questions and Answers

Questions and Answers

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Reviews

Reviews: Redken Extreme CAT Treatment

4.4 (27)
18
16
7
14
0
Most Helpful Review
Great Product but you need time –
This is a really good product but a bit of a pain to use. Wash hair, come out of shower towel dry and spray product on and then massage hair then comb it and then wait. Rinse off and then you have to put a conditioner on,
Hair always looks great after but need the time to do it
Written by Elaine On 12/02/2020
2 people found this helpful
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