TEA TREE SERUM by BENTON. Tea Tree Serum contains 80% tea tree, which has soothing and cooling properties. Its formula also contains Betaine, derived from Beetroot, and Dipotassium Glycyrrhizate from Licorice Root. The slightly acidic pH of the serum helps to restore the natural balance between oil and water, without irritating the skin. Dermatologically tested and free of artificial fragrances, dyes and alcohol. Earthpact's packaging is made from 100% sugarcane and printed with soybean oil ink. Use Tea Tree Serum to hydrate and soothe skin.