Erisimum (Sisymbrium officinale), also known as singer's herb or San Alberto herb, is an annual herbaceous plant of the crucifer family. The product consists of healthy, clean and dried plant material. The description indicates that it is harvested during flowering and used whole. Its traditional use is linked to the care of the voice and throat. Available in 1 kg, 1/2 kg and 250 g bag formats. The description mentions an infusion made with fresh plant at 50 grams per liter of water and a herbal tea with dried erisimum, agrimony, marshmallow root and mallow flower in equal parts, using four level tablespoons in one liter of water. These quantities refer to preparations, not to the net content of the package. It contains no allergens as ingredients, but the absence of gluten traces is not guaranteed. May contain traces of celery, tree nuts, mustard and sesame. It is declared to contain no GMOs and to have been produced without GMOs. Store in a cool, dry place, away from strong odors and sources of contamination.