"...data suggests that Ashwagandha increases serum concentrations of thyroid hormones; thus, one case study states that excessive hormonal effects, or thyrotoxicosis, may be quite a serious side effect of the root. This may mean that those suffering hypothyroidism will temporarily suffer hyperthyroidism and vice versa."
"When she takes ashwagandha, she feels jittery and a “hyper” feeling inside."
"I have Hashimotos and have tried Ashwaghanda but it made me feel anxious and my chest heavy with heart palpitations. Later I found that nightshades were a problem for me and traced back how Ashwaghanda was in the nightshade family."
"Nightshades are a family of vegetables referred to scientifically as Solanaceae. They include common vegetables like peppers, white potatoes, eggplants, tomatoes, tomatillos, goji berries, okra, and even ashwagandha..."