Tea Tree Essential Oil100% pure undiluted tea tree oil extracted from the Australian melaleuca leaves known with its fresh and sharp aroma, our tea tree oil fights infections and clears up acne with its powerful antibacterial and anti inflammatory properties. Tea tree oil has been used for centuries to kill bacteria that cause infections, colds and viruses and has been known as the secret weapon for killing acne and calming irritated skin from insect bites and allergens.