Guishen Yijing Formula for Diminished Ovarian Reserve: A Real-World Retrospective Study

The goal of this observational study is to learn about the real-world effectiveness of Guishen Yijing Formula in women with diminished ovarian reserve (DOR). The main question it aims to answer is: Does Guishen Yijing Formula improve ovarian reserve function in women with DOR after 3 months of treatment? Medical records of participants who received Guishen Yijing Formula as part of their routine clinical care for DOR will be reviewed. Changes in anti-Müllerian hormone (AMH), follicle-stimulating hormone (FSH), and symptom scores before and after treatment will be analyzed.