Damaged, over-processed & unconditioned hair can feel brittle, lacking manageability & shine. Formulated with Pro-Keratin & Silk, the Keratin Dose Conditioner provides targeted reinforcement for over-processed, weak or fragile hair. When combined with the Keratin Dose Shampoo & Pro-Keratin Renewal Spray, formulas provide nourishment & cleansing while balancing moisture for over-processed hair. Restore over-processed hair. 90% more conditioned after one application. To use: Apply to wet hair with a slow massaging motion. Leave in your hair for 1-3 minutes. Rinse from hair.