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Kerastase Resistance Substance Constructive Leave-in Conditioner

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We're sorry, Kerastase has not authorized Folica to sell this product.


As Seen In




Water, Cyclopentasiloxane, Phenyl Trimethicone, Dimethiconol, Amodimethicone, Acrylates/C-10-30 Alkyl Acrylate Crosspolymer, Aminomethyl Propanol, Diaxolidinyl Urea, PEG-40 Hydrogenated Castor Oil, Trideceth-12, Polyquaternium-39, Quaternium-87, 2-Oleamido-1, 3-Octadecanediol, Cetrimonium Chloride, Butylphenyl Methylpropional, Amyl Cinnamal, Hexyl Cinnamal, Linalool, Benzyl Alcohol, Benzyl Salicylate, Limonene, Citronellol, Benzyl Benzoate, Fragrance.




Kerastase Resistance Substance Constructive is a leave-in conditioner for chemically damaged hair.


  • Repairs stressed hair caused by coloring
  • Can be used on naturally curly hair as well
  • Substance Constructive acts as a thickening agent making hair stronger and strengthening the roots


Massage 2 - 3 dime-size amounts to the ends of towel dried hair. Do not rinse and style as usual. Best results when used with Kerastase Resistance Bain De Force Shampoo.

Brand: Kerastase
Folica SKU: P9635
Weight: 0.23 lb
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Most Helpful Reviews

Awesome For The Unmanageable

My hair is frizzy but also Im 40 and its a little thinner then it used to be. Sexy, huh? This product thickened it up and calmed it down at the same time. This is the best product Ive tried for frizzy… Read More

from New York City - Aug 4, 2009
2 out of 2 shoppers thought this review was helpful.

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Product Availability

Hi, is the Kerastase Resistance Substance constructive no longer being produced by the company? Thank you, If so, what's the closest thing they now make? M. Greer Read More

Madeline G. from Michigan Aug 9, 2010

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