No. According to a query on the Youlai Doctor website, shepherd's purse cannot be eaten after it has been boiled and frozen for one year. It is not good for your health. Blanch the shepherd's purse and put it in the refrigerator to freeze. Avoid freezing for more than three months. Freezing for one year after blanching will cause the nutrients in the shepherd's purse to be lost. Opening the refrigerator door will cause bacterial growth on the shepherd's purse. , the shepherd's purse appears to be spoiled. It can cause adverse effects on health and cause acute gastroenteritis or food poisoning.