Variously called Death Day, Decision day, and a number of other less kind words, D-Day was the day that the Allies began the big push from the coast of France all the way to the heart of Germany, ending WWII.
More importantly when it comes to cystic acne, tea tree oil can be harmful to your skin when applied in high concentrations. Some individuals have reported severe skin irritation and allergic dermatitis after applying too much tea tree oil, or applying the proper dose too frequently.
I regularly use tea tree oil to thwart any acne flare-ups before they get nasty. Usually I take a cotton swab, dip it into a jar of tea tree essential oil and dab it on my breakout. Donât do this if you have extremely sensitive skin. Also keep in mind that tea tree oil can dry out your skinâfast.