Do I need to stir the CleanOxide Gel powder once I mix with water? A Do I need to stir the CleanOxide Gel powder once I mix with water? Yes, stir CleanOxide Gel powder with spoon provided. Back to Top Is the CleanOxide Gel effective once it goes a clear white colour? Will the CleanOxide Gel still be effective after 30 days?