Est, 1973 Vital Extracts 1.5 % Withanolides Mood and Stress Support Dietary Supplement Lab Verified Nutrition A Brighter Way Since 1973, we've scoured the globe for the highest quality ingredients, connecting you with the most efficacious supplements that help you live brighter and embrace the moments that matter most. Discussion : Used in Ayurvedic medicine as a rejuvenating tonic, Ashwagandha is known in the West as an adaptogen, a nutrient that appears to exert a stabilizing influence on body systems during periods of stress.