Shepherd's purse is a temperate zone weed in the mustard family, the same as cabbage, broccoli, and watercress. It is a biennial with an erect stem emerging from a rosette of leaves at its base. It bears four-petalled white flowers that produce heart or purse shaped seedpods. Its name comes from its resemblance to a shepherd's pouch in the middle ages. All of the aboveground parts of the plant are used in herbal medicines.
Ascorbic acid, beta-sitosterol, choline, citric acid, diosmin, histamine, inositol, rutin, tannic acid, tannins.
Seedpods, crushed before making tea.
Teas, tinctures and encapsulations.