Getting a facial is the most caring thing you can do for your face aside from pressing it deeply into the hands of a kindly old man. Refresh your face with this Groupon. $59 for a Facial with Radio Frequency and Oxygen Therapy ($200 Value) Radio frequency heats up the dermis, boosting collagen production. This works to tighten skin and combat wrinkles. Oxygen therapy then infuses skin with a burst of pure oxygen to enhance moisture.