in the 2021 overview of 5 different study experiments, all in India, 372 Older people took possibly ashwagandha extract or a placebo. The authors report a “tiny but sizeable” effect on enhancing sleep period and https://biobodyboost.co.uk/products/zenblend-ashwagandha-complex?_pos=1&_psq=zenb&_ss=e&_v=1.0