It is best not to eat mugwort leaves and boiled eggs during menstruation. Because mugwort leaves have the effect of warming the meridians and relieving yang, people often add brown sugar to boiled eggs with mugwort leaves, and brown sugar has the effect of replenishing blood. Eating mugwort leaves during menstruation will cause increased bleeding and prolonged menstruation. If you want to use mugwort leaves to boil eggs to treat irregular menstruation, it is best to consume them before or after menstruation. It is recommended to take one pill every morning. The duration of the treatment depends on your personal constitution. Generally speaking, you can start taking it after menstruation and continue until menstruation.

Source: Ai Xiumei