Best TianShi / Tiens Products (herbal medicines) for Amenorrhea: Zinc Capsules Cordyceps Capsules Spiurlina Capsules Lecithin + Calcium Capsules Antilipemic Tea Double Cellulose Tablet It can be quite frustrating if you are trying to get pregnant, yet have no period. Having a healthy cycle is step one for boosting your fertility naturally and being able to get pregnant. There are a myriad of reasons your cycle may be irregular such as stress, dietary deficiencies, low body weight, getting off of birth control pills, hormonal imbalance, perimenopause or other underlying issues. Since the lining of the uterus is not being shed, it is very important to clear out the old blood and establish a healthy cycle again. This can be done naturally and effectively with herbs and nutrition. I have talked with many clients who have been offered synthetic estrogen to get their period going again… taking synthetic estrogen for this issue is like using a sledge hammer on a thumb tack.