Molecular Repair Hair OilDescription Strengthening, smoothing hair oil works on two levels of the hair fiber to fight frizz. The K18PEPTIDE works to address deeper level damage that causes frizzrepairing and strengthening damage at the innermost layer of hair to reverse damage that leads to frizz. On the surface of hair, natural oils like avocado and sunflower oil, and hemisqualane and squalane nourish while smoothing frizz + flyaways to improve color vibrancy, enhance shine,