Unsourced material may be challenged and removed. (May 2015). Etymology is the study of the history of words, their origins, and how their form and meaning have changed over time. By extension, the term the etymology of [a word] means the origin of the particular word.
Witch Hazel is a natural astringent that can help relieve itchy scalp. This herb is beneficial when you have an itchy scalp due to hair coloring and daily blow drying. Mix one part witch hazel with two parts water. Pour the mixture onto your scalp and massage thoroughly. Let it sit for a few minutes.
Ways to Use Tea Tree Oil for Itchy Scalp. 1  If you can stand the strong composition of tea tree oil, use it undiluted. Take 5-10 drops of this oil and gently massage into your scalp.  If your skin is too sensitive, dilute tea tree oil with some baby shampoo. Add 10-20 drops of tea tree oil to 1/2 cup of baby shampoo.