Whole Life Tea Tree Oil Piercing Serum. Whole Life piercing serum is specially formulated for piercing aftercare. Made with 100 % Australian Tea Tree Oil (Metaluca) and other natural ingredients such as Jojoba Oil, Vitamin E, Lavender Oil. This piercing serum prevent fresh piercings from bacterial infection, redness, and bad odor. It kills germs, kills crud, and it is also mild pain killer. Each easy to use pump container contains 15ml / 0.5oz of serum.