There is no fastest way to regulate a thin endometrium, and it can be regulated by strengthening nutrition, supplementing estrogen, and hysteroscopic treatment. Endometrium generally refers to the uterine lining, endometrial thinness may be physiological thinness, the situation generally do not need special treatment, as long as usually pay attention to rest, to ensure balanced nutrition can be, eat more fresh soybean milk, soybeans, black beans and other foods rich in phytogenic or animal estrogens, is conducive to regulating the endometrial situation. If the lining is pathologically thin, estrogen can be used vaginally to grow the uterine lining, such as Prostacyclin vaginal cream, which should be used correctly according to the instructions. If estrogen supplementation is not effective, hysteroscopy can be performed to separate the adhesive tissue and promote the normal recovery of the uterine lining, and the effect is also good. Pay attention to the endometrial thinning regulation should be scientific, under the guidance of the doctor to correctly regulate.