It turns out, I had chosen thyme, clary sage, and pine needle—an interesting trio, Fender tells me, as two out of the three actually work with the same region of the body. “Clary sage and thyme work with your kidneys and your adrenals,” she notes. As you may know, your adrenal glands are in charge of making cortisol (the famous stress hormone), which means my body might be holding onto stress.