Herbal Hills Ashwagandha Powder - 1 kg Ashwagandha Powder may help increase stamina, vigor, vitality, strength and energy levels. Stress relieving properties of Withania somnifera may nourish the nervous system that helps to keep the mind calm. Ashwagandha root powder may support healthy reproductive system in both males and females. Roots of Ashwagandha may help stimulate the Immune system.