For those of you that didn’t know that, now you do. From the article:
“‘Because essential oils are natural products, the public often assumes they must be safe,’ says Frances Fewell, director of the Institute for Complementary Medicine. ‘You should never apply any sort of essential oil directly to the skin without diluting it first in a suitable carrier oil. Tea tree oil has become very popular, and many people have started applying it directly to deal with acne and skin infections. In fact this is a very aggressive oil. The skin can dry out, blister or form a rash.’”
Not saying tea tree oil is completely unsafe to use— you can still use it— just don’t overuse it, and make sure to dilute it with another oil to prevent a rash or drying your skin out.
Click the link to read the article in its entirety.