Tea Tree has been used for a variety of reason including: athletes foot, cold and flu, oral thrush, cold sores & canker sores, tooth ache & gum infections, ringworm, candida, head lice or louse, gum problems, mosquito bites, bug repellent, deter flees, mouth ulcers, herpes, cuts, abrasions, after shave, sunburn, anorectal or vaginal yeast infections, unwanted body odors, acne, toe nail infections, and many other uses.