This pregnancy nutrition blend is recomended to help stregthen the endometrium during all trimesters, especially if you have had lost a pregnancy before--miscarriage. The FDA does not approve of this message and you are taking this 100% herbal remedy at your own risk to help ensure the health of both of you. The FDA does not approve of this food supplement and you are taking it at your own risk. This formula has been helping women since 1968.