Kérastase Extentioniste Thermique


A thermo-protecting blowdry and heat-styling cream designed to seal lengths and split ends. Its combination of Glaçage Thermo-Ceal + Creatine R + Taurine instantly seals and resurfaces the hair fiber, reducing the breakage by 93% after one application. This smooth gel cream protects the hair from heat up to 230°C to reduce breakage. Hair is strong, resistant and can grow longer while remaining healthy.

SKU: E3134500 Categories: ,


Protect locks from the damaging effects of heat-styling with the Kérastase Extentioniste Thermique; a length-strengthening thermal gel-cream that reinforces tresses from root to tip, preventing tension and split ends.

Infused with the brand’s exclusive Creatine R™ complex combined with Taurine, the leave-in treatment goes to new lengths, working to smooth the hair follicles and provide the ultimate in hair endurance. Creamy and lightweight, it’s designed to gently restore hair and detangle without causing breakage. Ceramides promotes elasticity and moisture retention, aiding in the strengthening of weak, over-processed hair, whilst Maleic Acid helps neutralise pH levels of hair follicles, eliminating dandruff and removing dirt deposits.

Tousle through clean, damp hair before blow-drying, curling or straightening, for enhanced shine and inviolable resilience.

Additional information

How To Use

Apply the shampoo to wet hair, massage well to release its rich, airy lather and aromatic fragrance. Rinse well and proceed to Fondant Extentioniste application.


• Boost beautiful healthy lengths
• Reinforces from the inside
• Protects against heat up to 230°C
• Seals split ends
• Improves manageability & Facilitates detangling
• Boosts shine to lengths and ends

Key Ingredients

• Creatine R is a unique complex composed of Creatine+Ceramide: Amino-acid implied on fiber’s internal structure reinforcement + Lipids responsible for surface recovery.

• As a complement with a targeted action, the formula is enriched with Taurine: an aminoacid with protective effect on the hair. It helps ensuring a healthy and stimulated scalp environnement.


Aqua/Water/Eau – Isopropyl Myristate – Dimethicone – Triethanolamine – Amodimethicone – Phenoxyethanol – Carbomer – Polyquaternium-4 – Potato Starch Modified – Hydroxypropyl Guar – Behentrimonium Chloride – Trideceth-6 – Amyl Cinnamal – Hexyl Cinnamal – Ispropyl Alcohol – Benzyl Alcohol – Linalool – Hydroxycitronellal – Cetrimonium Chloride – Citronellol – Limonene – Benzyl Cinnamate – Creatine – 2-Oleamido – 1,3-Octadecanediol – Taurine – Parfum/Fragrance