Like buildings, faces begin to look dull and weathered without regular upkeep, prompting hooligans to cover them with graffiti and pigeons to build nests in their crevices. Clear away facial debris with today's Groupon: for $37, you get a 70-minute vitamin oxygen facial treatment at Desert Sun Skin Care in Tempe (an $80 value).

Desert Sun Skin Care's licensed aestheticians refresh façades with natural, paraben-free products by Rhonda Allison and Hylunia during invigorating ECHO2Plus facials. Throughout the 70-minute vitamin oxygen treatment, tired mugs soak in a mélange of 87 different minerals, enzymes, pixie tears, and vitamins, gently applied as a mist with a noninvasive wand. Enzymes moisturize dry mugs, and pure oxygen molecules spelunk into pores, rejuvenating skin cells and fortifying collagen to keep flesh firm and supple. Desert Sun Skin Care can tweak the facial to accommodate sensitive skin, sun damage, and petulant cells demanding star treatment.

Earthy tones envelop the softly lit interior of Desert Sun Skin Care, with velvety chocolate blankets draping the pillowy beds, which comfortably buttress clients and whisper affirmations of beauty.