Â Valued for its powerful antiseptic and anti-fungal properties, tea tree oil has over 100 known uses. Natures HarmonyÂ® TreemendaÂ™ Therapeutic is a line of quality Australian tea tree oil with products that are manufactured in Canada. Tea Tree Oil is a powerful medicine that is gentle to the skin. It penetrates and heals while being kind to healthy tissue. Clinical trials have proven its value in treating cuts, burns, insect bites, rashes, boils, pimples, sinus problems, candida, and many other conditions. A highly concentrated essential oil, very little is needed to achieve results. For quality tea tree oil just look for the Koala-T-Bear Seal of Approval.