Drinking soy milk can help to improve progesterone, but it cannot directly treat low progesterone can be indirectly regulated, soy contains soy isoflavones can supplement the body estrogen. Progesterone is progesterone, if progesterone is too low easily cause miscarriage, best under the guidance of a doctor reasonable supplement progesterone can only supplement progesterone, to prevent miscarriage aura. If you are not pregnant and have irregular menstruation, it is best to have regular medical checkups and take progesterone under the guidance of a doctor to regulate it, and if necessary, it is recommended to use traditional Chinese medicine to regulate it, such as angelica and motherwort. It is recommended to eat more food containing estrogen, besides drinking soy milk, you can eat honey, royal jelly, etc., which can supplement the estrogen in the body to regulate endocrine and prevent endocrine disorders, and during pregnancy, when the aura of miscarriage occurs, you should pay attention to keep the bowels open to avoid constipation to aggravate miscarriage.