*3.3. Study Characteristics*

Study characteristics are summarized in Table 1. The total number of participants included in this systematic review were 162. Of these, 81 belonged to the Ashwagandha group and 81 were the placebo (control) group. The age ranged from 16 to 45 years old. The sample was comprised exclusively of healthy adults and athletes.

**Figure 2.** The Cochrane Collaboration's tool for assessing risk of bias.
