normal reference ranges for hormones listed in adults: – **Luteinizing Hormone (LH)**: – Men: 1.8 – 8.6 IU/L – Women (follicular phase): 1.68 – 15 IU/L – Women (mid-cycle peak): 21.9 – 56.6 IU/L – Women (luteal phase): 0.61 – 16.3 IU/L – Women (postmenopausal): 14.2 – 52.3 IU/L – **Follicle-Stimulating Hormone (FSH)**: – Men: 1.4 – 15.4 IU/L – Women (follicular phase): 3.5 – 12.5 IU/L – Women (mid-cycle peak): 4.7 – 21.5 IU/L – Women (luteal phase): 1.7 – 7.7 IU/L – Women (postmenopausal): 25.8 – 134.8 IU/L – **Prolactin**: – Men: 2.1 – 17.7 ng/mL – Women: 2.8 – 29.2 ng/mL (can be higher in pregnancy) – **Testosterone**: – Men: 300 – 1,000 ng/dL – Women: 15 – 70 ng/dL Please note that these ranges can vary slightly depending on the laboratory, the specific assay used, and other factors like age, health status, and medication use. These values are general guidelines and should not be used for self-diagnosis. If you have concerns about your hormone levels, it’s essential to consult with a healthcare provider for personalized medical advice.