DavinesNatural Tech Energizing Shampoo 8.45 oz It gently cleanses the hair stimulating scalp micro-circulation and increases the mobilization of toxins. Thanks to the fragrant essential oils, it gives a pleasant sensation of energy and vitality. How to use: Gently massage 20 gr. of product into damp hair, leave on for a few minutes, then rinse. Repeat application if necessary. Intensive treatment: every other day for 1 month. Maintenance treatment: twice a week for 2 months.