Tea tree oil is a popular DIY remedy that I caution against. There is some evidence to suggest that it may be helpful for acne, seborrheic dermatitis, and certain fungal infections. However, there is so much variability in terms of the makeup of any given bottle of tea tree oil. Certain compounds in tea tree oil easily oxidize upon exposure to light & become very irritating to the skin. Tea tree oil can end up causing some pretty intense skin reactions, and allergy to tea tree oil is relatively