Take warm water. According to Liu Guangwei, the chief physician of Medical Association Media, Gastrodia elata is a Chinese herbal medicine, and its rhizome can be made into Gastrodia elata powder, which has the effects of clearing away heat and toxic materials, calming the nerves and so on, and can be used to relieve symptoms such as headache and insomnia. The edible method is to put gastrodia elata powder into warm water or boiled water and stir it evenly before drinking. You can also add honey or other medicinal materials to brew together.