Licorice root has been studied for its effects on cortisol regulation. A 2021 study found that glycyrrhizin (the active compound) can help modulate stress responses and support adrenal recovery.

i. Biondi, D. M., et al. (2021). Glycyrrhizin and adrenal A review of pharmacological effects on cortisol levels. Journal of Herbal Medicine, 30, 100427.

ii. Tzortzi, N. G., et al. (2022). Licorice root extract and stress adaptation: A meta-analysis of clinical studies. Phytomedicine, 98, 153921.