This biotech-engineered weightless oil works on all hair types to strengthen, repair damage, reduce frizz at two levels of the hair fiber, and improve shine. 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 frizz—repairing 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, and provide 450°F (232°C) heat protection. Clinically proven to repair damaged hair* 24-HR frizz control* 104% increase in shine* 78% reduction in split ends* 450°F (232°C) heat protection*

How to use it at home? Designed to be used on damp and dry hair, for maximum impact. Use on damp hair for strengthening benefits and to reduce frizz while air drying or styling. Use on dry hair to smooth frizz, as a finishing product to add shine, and to provide heat protection. Apply to damp hair, from mid-lengths to ends, before styling. Highly concentrated formula. Start with 1-3 drops and increase as needed. Apply to dry hair as a finishing product. Can be used as a heat protectant up to 232°C (450°F). Pro tip - Can be used after the K18 mask (after a 4 minute break) for increased softening and styling benefits. How to use it with K18 service The oil will be applied after the K18 molecular repair service. Apply the PRO Mist, then the PRO Mask, and finish with the Molecular Repair Hair Oil on damp and dry hair.