A prospective, randomized double-blind, placebo-controlled study of safety and efficacy of a high-concentration full-spectrum extract of Ashwagandha root in reducing stress and anxiety in adults
Chandrasekhar K et al. (2012) — Indian Journal of Psychological Medicine
64 kronik stres hastasıyla yürütülen 60 günlük çift kör RCT. Ashwagandha kök özü alan grupta kortizol düzeyi %27.9, algılanan stres %44.0 azaldı.