In the twelve months before her turn to go to King Xerxes, the harem regulation required each young woman to receive beauty treatments with oil of myrrh for six months, and then with perfumes and cosmetics for another six months.
Jewish Publication Society of America Version (JPS1917) - Esther 2:12 >Now when the turn of every maiden was come to go in to king Ahasuerus, after that it had been done to her according to the law for the women, twelve months — for so were the days of their anointing accomplished, to wit, six months with oil of myrrh, and six month with sweet odours, and with other ointments of the women —