The ingredients in Cortisol Manager Allergen Free help support a balanced, adaptive cortisol response to stress.* Cortisol Manager contains a stress-reducing proprietary blend of Sensoril® brand ashwagandha (Withania somnifera) and L-theanine. A 2008 placebo-controlled clinical trial showed that Sensoril® ashwagandha significantly reduced serum cortisol levels and helped manage stress compared to placebo, in subjects experiencing higher levels of stress. The ingredients in Cortisol Manager Allergen Free help support relaxation, to promote restful sleep.* They also help stabilize the stress hormone cortisol to further support a healthy stress response. Cortisol Manager Allergen Free does not contain any of these common food allergens: milk, eggs, tree nuts, fish, shellfish, gluten, peanuts, soy, wheat, or yeast-derived ingredients.