Pure Encapsulations Cortisol Calm - A blend of herbal extracts, including Sensoril® ashwagandha, rhodiola and magnolia, plus vitamin D and l-theanine to support cognitive function and restful sleep during stress. Rhodiola is used in Herbal Medicine to support cognitive function and as an adaptogen to help temporarily relieve symptoms of stress. Ashwagandha is traditionally used in Ayurveda for memory enhancement and as a sleep aid.