Aveda Color Conserve Strengthening Treatment effectively preserves the hair colour while leaving hair shiny and strong and reducing hair breakage while styling. Benefits Adds shine to the hair colour. Reduces hair breakage while styling and leaves hair stronger. Protects coloured hair from damage caused by UVA/UVB rays. Technology Sunflower seed oil and Macadamia nuts seal the cuticles and leave the colour shiny. MorikueTM Complex strengthens hair from the inside. How to use Apply evenly to clean, damp hair (from roots to ends) once a week. Leave in 2-5 minutes. Rinse thoroughly.