Dr. Barbara Sturm's calming serum is enriched with an active plant-based complex of Cladosporium, Echium, and Sunflower to soothe and re-balance irritated complexions. Perfected at the brand's custom facility in Germany, this gentle formula contains Purslane to help reduce inflammation and protect delicate cell membranes. Ideal for skin affected by overexposure to the sun, environmental pollution, air conditioning, jet lag, and sleep loss, it ensures a calm and rejuvenated appearance.