Repair Leave-In Serum for Very Damaged Hair Kerastase Resistance Therapist Renewal Leave-in Serum

The Resistance line from the brand Kerastase — is a powerful regenerative treatment for severely damaged hair that is regularly subjected to aggressive chemical, thermal, and mechanical stress. Thanks to its highly concentrated dual-phase formula, the restoring serum rejuvenates, strengthens, and coats the surface of each hair strand with a protective barrier. Moreover, the product effectively combats split ends and shields against the harmful effects of high temperatures from styling devices — curling irons, hairdryers, straighteners.

Key Features of Kerastase Resistance Therapist Serum:

- Instantly repairs damaged areas of the structure;
- Seals hair ends;
- Accelerates the drying process of locks after washing;
- Makes curls manageable, easing detangling and styling;
- Has a gentle fresh scent that wraps each strand with revitalizing energy and strength;
- Does not require rinsing;
- Protects against high temperatures — up to 230 °C.