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The Strengthening Bond Builder by KERASILK is a deep-acting, intensive treatment with Biomimetic Silk and Bondamide. Our 100% vegan formula1 builds new hair bonds to repair brittle, dull or rough and even highly damged hair. The Kerasilk Strengthening Bond Builder strengthens the hair structure down to the cortex and prevents future damage – for up to 20 x stronger hair, long-lasting stability and up to 98% less hair breakage.
All hair types, including highly damaged hair.
All hair types, including highly damaged hair.
2 weeks ago
My hair has never felt stronger. After a month of weekly use the breakage is basically gone and it looks so much healthier and shinier.
2 weeks ago
Noticed a difference after the very first use - smoother, glossier and far less frizz. I now use it before every single wash.
2 weeks ago
My over-bleached ends finally feel repaired. It takes a little time to apply and rinse, but the results genuinely speak for themselves.
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