this review title is: good serum and the content is: our daughter used this vit c tea tree oil for treating a cyst on her backtrying to avoid the need for it surgically removedbut it was already out of hand for home remedies and she ended up having the surgeryhowever this was found to be helpful in treating until the surgeryand aided in the cyst drainage til it was removed stars.there are other information for this review, one is this reviewer did not purchase it and the other is 0 people think this review is helpful.