Yes, smooth through dry hair dry hair to protect hair from frizz for 72 hours*, add 2x more shine**, or provide heat protection for hair up to 450°F***. Please use sparingly to avoid weighing hair down. it can also be used on damp hair before styling. *Based on instrumental analysis after 1 use of the Defrizz+ Oil Treatment at 80% relative humidity. **Based on instrumental analysis after 1 use of the Defrizz+ Oil Treatment. *** Based on instrumental analysis after 1 use of the Defrizz+ Oil Treatment.