R-Peptide 4x4 is a unique peptide blend to instantly repair signs of damaged hair with 4 key benefits*:

1. Clinically proven to Repair signs of damaged hair​​
2. Reduces signs of breakage​​ and appearance of split ends
3. Restores, strengthens and softens​​
4. Protects against bleaching and heat styling

This leave in treatment mask works wonders for bleached/ damaged hair.

Use after shampooing, no conditioner required. Conditioners can include silicones and can give a coating to the hair. R-peptide4x4 is a leave in treatment mask, so will work best if able to penetrate into the hair cuticle and remains in hair, continuing to work even in between washes**

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Directions for use:

Shampoo hair. Rinse with warm water. Do not apply conditioner. Apply product to towel dried hair through mid-lengths to ends. Style as desired


*Based on a clinical study and consumer trial of 117 participants with bleached/damaged/dry hair
**clinically proven up to 3 washes


Cruelty-free, Vegan.