Tea tree oil also calms irritated, dry, and itchy scalps, no matter the cause. "In a study published in JAAD, using 5 percent tea tree has shown to help hydrate the scalp and decrease flaking ...
Tea tree oil may help stimulate hair growth because it reduces inflammation on your scalp. It may also help control scalp flaking and itchiness because it fights dandruff-causing fungi.
Finally, the treatment contains melaleuca oil, a.k.a. tea tree oil, which offers similar anti-inflammatory properties, in addition to excess sebum regulation—both of which balance the scalp.