This clinically proven formula harnesses the power of plant-derived keratin, which gently, yet effectively penetrates the hair shaft to repair damage, seal split ends, & strengthen, while pure encapsulated honey & hydrating oils burst upon application to lock in moisture & shine, sealing in reparative benefits for long-lasting results. Added UV and heat protection up to 450°F protect against breakage and color fading..Vegan and cruelty-free Free of parabens, formaldehydes, mineral oil, and oxybenzone.Plant-Based Keratin repairs damage, seals split ends, & strengthens to prevent damage.Encapsulated Mirsalehi honey droplets deliver a burst of long-lasting moisture and shine.30ml.Dispense the serum into your palm and gently rub hands together. Apply onto damp hair..Work through the lengths, concentrating on the ends..Dosage depends on the thickness and length of the hair, start with one dropper and use more as needed. Do not rinse.