Inclusion Criteria:  Age ≥20 years and <40 years; Underwent at least one IVF/ICSI ovulation induction cycle at our center and with a number of retrieved oocytes of ≤3; Total antral follicular count of <5-7 or AMH levels of <0.5-1.1 μg/L.  Exclusion Criteria:  Chromosomal abnormalities in either parent; Acute infectious diseases, endocrine metabolic diseases, and other such conditions; Underwent surgery for borderline ovarian cancer or malignant tumors; Abnormal uterine development, uterine adhesions, or other untreated endometrial lesions; Factors affecting oocyte retrieval or ovarian injections, such as ovarian cysts of ≥3 cm, ovarian endometriosis cysts, severe pelvic adhesions, and poor visualization of ovarian positions; Conditions affecting the pregnancy outcome, such as untreated hydrosalpinx, hysteromyoma of ≥4 cm, adenomyosis, and stage III-IV endometriosis; Azoospermia or severe oligospermia and teratozoospermia in the male partner; Participated in another investigational trial within the previous year; Allergies to blood products.