Enriched with an active, plant-based complex of Cardiospermum, Echium, and Sunflower, Dr. Barbara Sturm's CALMING SERUM calms and rebalances irritated skin. Purslane an anti-aging powerhouse helps calm the skin and reduce visible signs of irritation. Refines skin tone and texture using natural brightening ingredients. Helps calm skin for a glowing, more even-looking complexion. Help to promote healthy skin that glows from within over time.