Tea Tree Oil is a natural antiseptic that assists with problems damaging the healthy skin cells. You can also use for gum infections, head lice, fungus, mold & mildew. Tea Tree Oil is available in .5 oz. (15 ml), 1 oz. (30 ml), and 2 oz. (60 ml). 15% Water Soluble is the perfect antiseptic solution for sensitive skin when you need to cover large areas and full strength is not needed. Apply to cuts, abrasions, bites and stings. Can be diluted 1:7 with water.