Ashwagandha: study protocols
4 study groups say how much Ashwagandha participants took a day. These are the doses the studies gave. They are not a recommendation.
Dose per serving from products
1,468 products in our catalogue print how much Ashwagandha a serving holds.
Most common: 100 mg to 250 mg, 26% of 1,468 products.
| Dose per serving | Products |
|---|---|
| 25 mg or less | 73 |
| 25 mg to 50 mg | 149 |
| 50 mg to 100 mg | 372 |
| 100 mg to 250 mg | 383 |
| 250 mg to 500 mg | 312 |
| 500 mg to 1 g | 96 |
| 1 g to 2.5 g | 60 |
| over 2.5 g | 23 |
Fewer than 5 study groups in one unit match, too few to draw the chart.
Commonly used together
None of these 4 study groups took Ashwagandha with anything else.
4 study groups
| Study | |||
|---|---|---|---|
| Efficacy and safety of Ashwagandha (Withania somnifera) root extract on stress and weight management in adults: a prospective, randomized, double-blind, placebo-controlled study 2025 · ARE group · Men and women aged 19–65 years with overweight or obesity (BMI 25.0–39.9 kg/m²) | 600 mg | 180 days | 50 |
| Effects of Withania somnifera Extract in Chronically Stressed Adults: A Randomized Controlled Trial 2024 · WS500 group · Adults aged 18–60 with chronic-stress-related anxiety, depression, and/or sleep disturbance for more than 3 months and elevated Perceived Stress Scale scores | 500 mg | 8 weeks | 31 |
| Effects of Withania somnifera Extract in Chronically Stressed Adults: A Randomized Controlled Trial 2024 · WS250 group · Adults aged 18–60 with chronic-stress-related anxiety, depression, and/or sleep disturbance for more than 3 months and elevated Perceived Stress Scale scores | 250 mg | 8 weeks | 33 |
| Effects of Withania somnifera Extract in Chronically Stressed Adults: A Randomized Controlled Trial 2024 · WS125 group · Adults aged 18–60 with chronic-stress-related anxiety, depression, and/or sleep disturbance for more than 3 months and elevated Perceived Stress Scale scores | 125 mg | 8 weeks | 34 |