Buildup on the scalp? Sour smell in your sewn in extensions? Locs have a musty stench? JoJo’s Hair Essence has exactly what you need! Try our hair and scalp refresher treatment!! Its a pre-poo which is anti-fungal, anti-itch and anti-inflammatory. This blend will help to lift build up off the scalp! Decrease or get rid of that sour smell.