Tea tree oil is one of the best products on the market that money could buy.  It is an extract that comes from the leaves of an Australian tree and has been used Aboriginal tribes of Australia for thousands of years.  In World War II, soldiers and sailors included it in their field kit to treat topical infections and infected wounds.  It is good at treating pimples, acne, athletes foot, mouth sores, boils, corns, gingivitis, insect bites, psoriasis, minor cuts and scrapes, burns, dandruff, ringworm, rashes, itchy scalp, and fungal infections.  It has antifungal, antiviral, antibacterial, and antiseptic properties.  It is good at killing germs and fighting infections.  It is best to buy pure tea tree oil.