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Defense Thermique Blow Dry Primer

Fortifying blow dry heat protectant for weakened hair that is prone to falling due to breakage from brushing.
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kerastase genesis defense thermique blow dry primer
Kerastase

Defense Thermique Blow Dry Primer

Fortifying blow dry heat protectant for weakened hair that is prone to falling due to breakage from brushing.

One size available

📦 Free shipping on all online orders.

or 4 installments of $10.50 by Afterpay Learn More

Special Offer

Enjoy up to 20% off your order. Code: DEC22. Learn More


Product Benefits



Sulfate-free. Detangles and hydrates without frizz. 24H protection against frizz even in high conditions of humidity. Protects hair from blow-dry heat. Helps to prevent split ends. Leaves hair shiny and silky. 99% less hair fall due to breakage from brushing*. 88% more smooth/conditioned**.
Awarded by NewBeauty 'Best Blow Dry Primer' in NewBeauty Awards 2021.
Genesis is not a hair loss product.
*vs. non-conditioning shampoo.
**vs. non-conditioning shampoo.



Kérastase Reduces Hair Breakage


Reduces Breakage

Detangles Hair


Detangles Hair

Seals Split Ends


Seals Split Ends


Key Ingredients



Ginger Root





Edelweiss Native Cells



How to Use



Apply on wet lengths. Blow dry. In case of contact with eyes, rinse them immediately and thoroughly.


Stylist Quote


I absolutely LOVE this! It's a thermique in a spray form! After just a few sprays it leaves the hair easier to detangle and calms down frizz. It's also a heat protectant!

Frequently Asked Questions

Answers to Your Frequently Asked Questions

Complete Your Routine

Complete your hair care routine with cleanse, treat, prime & night essentials.
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