Step 1 of Oily hair/Oily scalp Treatment: Prepare the scalp with Complex 5, this a concentrate of warm essential oils that regenerates the scalp.Antiseptic and antibacterial, it cleanses the scalp. Dilates your skin's pores, stimulates the microcirculation and the oxygenation of the scalp. Regenerates the pilary bulb. Enhances the action of the other treatment products.