Aug 11, 2017· Ashwagandha supports healthy nervous system function, providing antioxidant support and naturally stimulating the pathways in the brain for GABA, a neurotransmitter that's responsible for promoting calmness and regulating muscle tone.* 2,7,8 Ashwagandha supports a calm and stable mood, and it helps to regulate natural cortisol rhythm.* 2,3,4,7 ...