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Kérastase Fusio Dose Booster Anti-frizz

booster for frizzy hair
Intensive rinse treatment with polypeptides to reduce unwanted frizz caused by humidity. This smoothing booster nourishes the hair fiber, increasing smoothness, reducing unwanted frizz...
More information

In stock (10+ pcs)

42.09 £
35.08 £ / 100 ml
Versions Kérastase Fusio Dose Booster Anti-frizz
Contents Availability Price

In stock (10+ pcs)

42.09 £

35.08 £ / 100 ml

Kérastase Fusio Dose Booster Anti-frizz

Intensive rinse treatment with polypeptides to reduce unwanted frizz caused by humidity. This smoothing booster nourishes the hair fiber, increasing smoothness, reducing unwanted frizz, making combing easier, and leaving hair soft. Recommended for frizzy hair seeking smoothness, shine, easy combing, and manageability in humidity. Designed for exclusive use with theFusio Dose Concentré.

Fusio-Dose transforms your hair in less than 5 minutes with a custom-blended blend. The combination of booster & concentré offers 30 different combinations that address 2 hair needs in 1 application! Concentrated treatments Fusio-Dose Concentré target the primary hair need identified by your hairdresser after diagnosis, while boosters Fusio-Dose Booster target the secondary hair need your client is seeking, so you can have the best of both worlds.

In 2022, the iconic Fusio-Dose salon service has been taken to the next level with the addition of concentrated skincare actives to provide enhanced performance.


  • Formulated with Polypeptides for added nourishment and smoothness
  • Protects against frizz caused by humidity
  • Acts up to 72 hours against frizz
  • Creates a silky smooth hair surface
  • Enhances hair manageability
  • Provides 54 % more hydration*
  • Offers 86 % more refined hair*
  • Suitable for all types of frizzy hair
    *vs. non-conditioning shampoo

Key Ingredients

  • Polypeptide - A polypeptide that enhances smoothness and reduces unwanted frizz, while transforming hair into silky, shiny strands full of manageability.

How to Use

  • Remove the cap from the Concentré ampoule.
  • Hold the Booster in one hand, remove its cap, and screw it onto the neck of the Fusio-Dose Concentré counterclockwise until you hear a click.
  • The dispenser will automatically deliver a 6 ml dose. Wait for the entire dose to release into the Concentré ampoule (A). Unscrew the Booster (B).
  • Wipe the dispenser dry.
  • Attach the applicator to the Concentré (A) and shake until you get a homogeneous mixture (B). Spray the mixture strand by strand from a distance of 10 cm onto washed, towel-dried hair, and massage into lengths. Rinse without letting it sit.
  • Put the cap back on the Booster and place it on the stand with the dispenser facing down.


Avoid contact with eyes. In case of contact with eyes, rinse them immediately and thoroughly with water.

Caution! Always perform a sensitivity test at least 48 hours before using the product. Do not use alone. Use only with Fusio-Dose Concentré! The mixture cannot be stored and must be used immediately.


Aqua/Water/Eau • Cetrimonium Chloride • Phenoxyethanol • Glutamic Acid • Sodium Hydroxide • Chlorhexidine Digluconate • Arginine • Serine • Hydroxypropyltrimonium Hydrolyzed Wheat Protein • Amodimethicone • CI 14700/Red 4 • Tricedeth-5 • Glycerin • CI 17200/Red 33 • Acetic Acid. N293650/1
Key features
For whom: For women
Hair type: All types
Concern of hair: Frizz
Benefit: Smoothing, Hydratation, Strengthening
Ingredients: Cruelty free
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Catherine Neat hair and skin specialist
Catherine Neat
hair and skin specialist

+44 330 808 5640
At workdays: 8:00-16:30

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