What is Ashwagandha (Withania somnifera)?

In short

Ashwagandha is a plant also known as winter cherry. Food supplements usually contain powders or extracts from its root.

Too much

The BfR warns of possible liver damage and other health risks. Avoid it during pregnancy and breastfeeding, and if you have liver disease. If you take thyroid medicines, speak to your doctor before taking it. Ashwagandha can cause drowsiness and increase the effects of sedatives. Discuss taking them together with your doctor or pharmacist beforehand.

Interactions

• Ashwagandha (Withania somnifera) and Thyroid hormone

  Ashwagandha may stimulate the thyroid. Anyone taking thyroid tablets should discuss this with the doctor beforehand.

• Ashwagandha (Withania somnifera) and Sleep aids or stress relief products

  Ashwagandha may cause drowsiness and increase the effects of these medicines. Speak to a doctor or pharmacist beforehand.

Other names

Withania somnifera, Schlafbeere, Winterkirsche, Indischer Ginseng, Indian ginseng, Winter cherry, Ginseng indio, Cereza de invierno

Source

BfR 2024, communication on ashwagandha food supplements