Australian bodycare tea tree oil melaleuca alternifolia leaf oil is a pale yellow to nearly clear oil with a very distinctive fresh smell when applied to the skin tea tree oil has antiseptic antibacterial and antifungal benefits tea tree oil can be used directly on minor skin blemishes spots and skin irritation such as bites stings cuts and grazes and can be diluted with a carrier oil for use on larger areasas an alternative doctors can also prescribe medication that can assist with yo