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Anti-Mullerian Hormone (AMH) details

What Anti-Mullerian Hormone (AMH) shows

Anti-Mรผllerian hormone (AMH) is produced by cells in developing ovarian follicles, and blood levels correlate with the number of eggs remaining in a woman's ovaries at a given time โ€” often referred to as 'ovarian reserve.' It's one of the most commonly used markers in fertility evaluations and fertility treatment planning, including predicting response to ovarian stimulation medications used in IVF. Unlike FSH, AMH doesn't fluctuate much across the menstrual cycle, so it can be tested on any day. Low AMH suggests a lower egg count remaining (which can happen with age or certain conditions) but doesn't by itself predict egg quality or the ability to get pregnant naturally; high AMH is often seen with polycystic ovary syndrome (PCOS).

Higher AMH can point to PCOS

Often seen with irregular periods, acne or extra hair growth. It also means a larger egg reserve.

Lower AMH can point to a lower egg reserve

Common with age and as menopause approaches. It does not on its own predict whether you can conceive.

Who might consider it:

  • Planning a pregnancy, now or later
  • Considering egg freezing or IVF
  • Irregular periods or signs of PCOS
  • Before or after treatment that can affect the ovaries, such as chemotherapy

What can affect your result

Age

AMH falls steadily with age, especially after the mid-30s.

Hormonal birth control

Can lower AMH for as long as you use it. Levels usually recover after stopping.

Ovarian surgery

Surgery on the ovaries can lower AMH.

Preparation

  • Fasting is not needed.
  • AMH can be tested on any day of your cycle.
  • If you use hormonal birth control, tell your provider: it can lower AMH.
  • Pause biotin supplements before your draw as your lab or provider advises.

Tests that include Anti-Mullerian Hormone (AMH)

Quest Not offered
Labcorp Not offered
Labcorp Not offered
Quest Not offered
Quest Not offered
ConsultationsConsultation

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