Tea Tree Oil Posted on November 15, 2022November 15, 2022 by Mindy Conahye, Reiki Master Practitioner, Cert. Natural Healer Tea tree oil, as with other essential oils, should be diluted before using. It may be mixed with coconut oil, olive oil, or avocado oil to name a few. It may also be added to lotions, shampoo, and hand soaps. TweetFollow usShare this:FacebookXLike this:Like Loading...