You must first squeeze the lemon, orange or the grapefruit. Put a banana in a blender and mix with 2l of milk. Thereafter mix all these ingredients and apply to your hair, then cover with aluminum foil. This mixture should be left to act on the hair for half an hour and then wash your hair with shampoo. With this combination you will make your hair be shiny, healthy, beautiful and what is most important to be without dandruff.