A new battery of "extreme" ingredients claim to heal skin and prevent aging. From caviar facials to blue algea body wraps, outlandish ingredients keep the beauty industry constantly buzzing. But a handful of novel, unfamiliar substances — such as an ancient Mayan burn treatment and a blood-inspired serum — are vying for a place in your anti-aging toolkit. Are they miracle skin soothers or merely gimmicky? Read the full article here.