Every study we read on this question

Trials in people (16)

• 84-day trial of 125 mg ashwagandha in 90 adults: better stress and anxiety scores
  Randomized trial202590 peoplePoints to benefit
• 8-week trial in 98 stressed adults: three ashwagandha doses lowered perceived stress
  Randomized trial202498 peoplePoints to benefit
• 90-day trial in 70 adults with depression and anxiety: better scores with ashwagandha
  Randomized trial202470 peoplePoints to benefit
• 60-day trial in 50 adults: ashwagandha with piperine improved stress and anxiety scores
  Randomized trial202350 peoplePoints to benefit
• 12-week trial in adults aged 40 to 75: no clear stress difference from ashwagandha
  Randomized trial2023No difference
• 30-day trial in 60 healthy students: no clear stress difference with ashwagandha
  Randomized trial202260 peopleNo difference
• 60-day trial in 60 stressed adults: ashwagandha cut anxiety scores and morning cortisol
  Randomized trial201960 peoplePoints to benefit
• 12-week trial in 66 people with schizophrenia: better depression and anxiety scores with ashwagandha
  Randomized trial201966 peoplePoints to benefit
• 8-week trial in 52 adults under long-term stress: ashwagandha improved stress scores and cortisol
  Randomized trial201752 peoplePoints to benefit
• 8-week trial in 141 adults: all groups improved, but one ashwagandha extract did better
  Randomized trial2026141 peoplePoints to benefit
• 24-week trial in 91 adults: more weight loss and better stress scores with ashwagandha
  Randomized trial202591 peoplePoints to benefit
• Trial in 60 students: their own words about energy, sleep and stress with ashwagandha
  Randomized trial202260 peopleNo direction
• 8-week trial in 80 adults: sleep improved; anxiety improved only in those with insomnia
  Randomized trial202180 peopleMixed
• 8-week trial in 50 sports-training adults: better fitness and recovery scores with ashwagandha
  Randomized trial202150 peoplePoints to benefit
• 8-week trial in 50 overweight men: ashwagandha did not clearly change cortisol or fatigue
  Randomized trial201950 peopleNo difference
• 42-day trial in 56 team athletes: cortisol rose with placebo but not with ashwagandha
  Randomized trial202656 peoplePoints to benefit

Population studies (1)

• 12-month study of 191 adults taking ashwagandha, with no comparison group: cortisol fell
  Population study: followed a group2026191 peoplePoints to benefit

Reviews (7)

• Pooled review of 23 trials, 1,706 adults: lower cortisol, higher serotonin with ashwagandha
  Pooled review (meta-analysis)20261,706 peoplePoints to benefit
• Pooled review of 9 trials, 558 patients: lower stress, anxiety and cortisol with ashwagandha
  Pooled review (meta-analysis)2024558 peoplePoints to benefit
• Pooled review of 5 trials, 254 people with anxiety or insomnia: lower anxiety scores
  Pooled review (meta-analysis)2024254 peoplePoints to benefit
• Review of 9 trials in stressed adults found lower cortisol with ashwagandha
  Systematic review2023Points to benefit
• Pooled review of 12 trials: lower anxiety and stress scores with ashwagandha than placebo
  Pooled review (meta-analysis)20221,002 peoplePoints to benefit
• Pooled review of 29 herb trials: lower anxiety scores with ashwagandha in small trials
  Pooled review (meta-analysis)2022Points to benefit
• Pooled review of 5 trials in 400 adults: better sleep with ashwagandha than placebo
  Pooled review (meta-analysis)2021400 peoplePoints to benefit