Kerastase Resistance Substance Constructive Leave-in Conditioner

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

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    Aug 9, 2010
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