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Kérastase Resistance Extentioniste: Hair Care Collection for Strong, Long Hair

Editor’s Note: This article was originally published on Kérastase . Minor edits have been done by Tousled Online Magazine editors.

Introducing Kérastase’s Resistance Extentioniste collection , the ultimate advantage in the quest for long hair. It’s a family of products focused on keeping hair strong and healthy, so it can grow as long as you like, always looking glossy and gorgeous.

Whenever you try to grow your hair out, you run into problems. As hair grows longer, it simply spends more time in the world, exposed to the elements, environmental pollutants, and chemical stresses. You ask your stylist to cut a bit more than you would’ve liked. You tell yourself it’s for the health of your hair. It feels like it’s one step up, two steps back, always. You never quite reach your goal length.

No more of this, we say. The hair scientists at Kérastase are aware of the difficulties of the growth process. They know that it requires willpower and dedication, a focused regimen that produces the strength and stamina hair needs to go the extra mile. So, Kérastase has now introduced the right tools and techniques to get you the results your hair needs.


It’s a family of products focused on keeping each strand strong and healthy, so hair can grow as long as you like. With breakthrough technology Creatine R - bond and fibre strengthener, this ritual gives you 99% less breakage and 78% less spilt ends* in one salon visit.

*Instrumental test – In-salon use - Bain Extentionste + Soin N°1 + Soin N°2 + Serum Therapiste Vs. non-conditioning Shampoo.

Kérastase Resistance Extentioniste Shampoo (₱ 1,750)

Strengthening shampoo that boosts strong hair growth starting at the roots. Weakened hair prone to breakage is strengthened as its internal structure is rebuilt and sealed to provide greater protection throughout its growth. This purifying shampoo is enriched with Creatine R, an active complex designed to boost resilience and elasticity, and Taurine, an amino acid that promotes a healthy scalp. Hair is thoroughly cleansed to reach its ideal healthy length in perfect condition.

How to use: Apply a quarter-size amount of Extentioniste Shampoo to wet hair. Massage through lengths and ends until lathered and rinse thoroughly.

Kérastase Resistance Extentioniste Conditioner (₱ 2,050)

Creamy and light-textured conditioner is a restorative hair treatment that gently yet effectively detangles for a comb-through without breakage and a uniform silky rinse. Enriched with Ceramides and Acid Maleic, it instantly infuses weak brittle hair with active and healing particles that strengthen the hair length. Hair length quality is visibly improved and the fiber is sealed, coated, and repaired for a smooth knot-free touch.

How to use: Apply a quarter-sized amount of Extentioniste Conditioner to wet hair, working from mid-length to ends. Leave in for 2-3 minutes and rinse thoroughly.

Kérastase Resistance Extentioniste Mask (₱ 3,200)

Ideal for unconditioned brittle hair, this deep restorative mask penetrates hair to treat and restore strands back to lustrous health. Damaged brittle hair is fortified, leaving it soft and shiny. Actives delivered through the Creatine R and Acid Maleic contained in the formula help boost hair fiber to reinforce strands all the way to the tips. Split ends are repaired and breakage is prevented allowing hair to reach new healthy lengths.

How to use: Apply a quarter-size amount of Extentioniste Mask to wet hair, working from mid-length to ends. Leave on for 5-10 minutes, then rinse.

Kérastase Resistance Extentioniste Sérum (₱ 2,200)

Highly concentrated serum with key active ingredients that stimulate the growth of strong healthy hair follicles. This energizing leave-in treatment is a key step to reinforcing roots and promoting a healthy scalp environment. Its non-greasy formula harnesses the power of Ceramides to protect the scalp from environmental aggressors while stimulating and energizing roots. Applied with a gentle scalp massage, it’s ideal to boost and activate the growth of healthy hair to achieve strong long hair.

How to use: Apply Extentioniste Sérum directly to the scalp on cleansed, towel-dried hair. Depending on hair type, 2 pipettes for fine hair and 4 for thick hair, position the pipette directly at the root and scalp to distribute 1 full pipette of the serum in a straight line from the front to the back of the head. Once the application is complete in all sections, massage the entire head to distribute the serum evenly and comb through. Leave in and proceed to blow dry. Recommended to use at least 3 times a week.

Kérastase Resistance Extentioniste Thermique (₱ 1,900)

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

How to use: Apply a quarter-sized amount of Extentioniste Thermique to wet hair, working from mid-length to ends.

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