Rhodiola root extract is a standardized extract of the herb Rhodiola rosea. People have long used it to combat physical and mental fatigue. Many take it now to improve stress resilience, boost energy, sharpen focus, and aid exercise recovery.
Take it in the morning or early afternoon, on an empty stomach, to avoid interfering with sleep. Overstimulation is possible. It may interact with antidepressants, especially MAOIs, and can affect blood pressure or diabetes medications.