Recommended blood tests for a functional fertility assessment:

The following must be tested on cycle day 2 or 3. If you are not experiencing regular periods, it’s ok to do a “random draw” at any time:

  • Luteinizing Hormone (Lh)
  • Follicle Stimulating Hormone (FSH)
  • Estradiol (E2)
The following test can be done at any point in the menstrual cycle:
  • Thyroid stimulating hormone (TSH)
  • Anti-mullerian hormone (AMH)
  • Prolactin
  • Testosterone
  • Vitamin D
It may be necessary to test progesterone (P4) to confirm ovulation. This test must be done 7-10 after ovulation or 7 days before the expected period.
It is recommended that the male partner have 2 semen analysis performed at least 1 month apart. At home tests are acceptable such as:


Most fertility patients should undergo a comprehensive health assessment in addition to hormone testing. These tests can be done at any point in the menstrual cycle and include:

Iron Panel:

  • Complete blood count with hemoglobin (CBC with Hg)
  • Serum Iron (serum FE)
  • Total iron binding capacity (TIBC)
  • Ferritin

Blood sugar panel:

  • Fasting glucose
  • Fasting insulin
  • Hemoglobin A1C (HbA1c)
  • Lactate Dehydrogenase (LDH)

Thyroid panel:

  • Thyroid stimulating hormone (TSH)
  • Total T4 (thyroxine)
  • T3 Uptake (THBR or T3U)
Additional tests may be recommended based off current presentation and health history.
Please let us know if you have questions or need help interpreting results. 


Have more questions on this subject?

Dr. Emily Rea is here to answer your fertility questions and walk with you on your fertility journey. Send us a message any time!