·Sprinkle a generous amount of KAMINOMOTO HAIR GROWTH ACCELERATOR? onto the scalp twice a day. Massage gently with fingertips to work in the solution. Treatment should be applied more generously before bedtime to work with scalp's natural nourishing properties while you sleep. ·Generally 1 to 1.5 bottles a month is standard usage rate. ·Applying an appropriate amount regularly over a long time is more effective than applying a large amount at once.