Is Optase TTO Cleansing Gel Isotonic? Yvonne 20 October 2025 08:48 Updated TTO Gel is not isotonic. Related to TTO Gel Related articles Is OPTASE TTO Eye Lid Gel suitable to use for vegans? Manuka Wipes vs Optase TTO Wipes Is it ok to use the TTO Wipes after their expiration? Is the Optase TTO Gel bottle recyclable?
