A through brushing of the hair using a slow, gentle, even strokes to minimize pressure on the split ends every day keeps it free from unwanted particles and helps to bring the natural oils from the scalp to the hair split ends. This will make your hair less dry and brittle and will help it to look silky and lustrous.
Avoid sun damages, chlorinated swimming pools by wearing hats and swimming caps.
Avoid shampoos that are extremely alkaline or that contain alcohol.
Keep split ends or dead hair cut. In most cases you cannot repair the damage by treating hair from the "outside-in." Hair has to be repaired from the "inside-out." Keeping the hair healthy and free of dead and/or split ends will help new hair grow faster.
Use the jojoba oil and rosemary mixture on your hair once a week. This can be applied overnight (wear a cap or use a old pillow case) or use as a hot oil treatment under the hair drier