Cleanser Water will help with itchy scalp / stop breakage / help prevent grey hair.
Once you receive the dry herbs, boil some water then you need a bowl with a lid like 2 litres in size, and add boiling water 100ml to 200ml of hot water, leave to ferment for two days after that  you may start using it by add some in to a spray bottle.
Spray cleanser water on the scalp (for edges,  stop  breakage, patches bald spot) message well  then leave it like a treatment for few minutes like 20 to 30 minutes (or you may leave it like a leave-in conditioner  or wash out) 
Add Cleanser Water  in to a blow and add any shampoo of your choice mix together and use the Natural Herbal  shampoo to wash it out your hair twice