Estradiol (E2)

MeasuredUseful

The main female sex hormone.

Varies enormously across the cycle, so an untimed result says very little.

How we rate it: Useful

Worth doing for a specific reason: a risk factor, a symptom, an age group.

This rating and the description above were written against published screening guidelines by someone who is not a clinician, and are awaiting review by one. We would rather say that than imply an authority we do not have.

Check-ups that include it

In 2 of the 93 check-ups we track, 2%. Cheapest first.

Also sold as

Every one of these names refers to this same test. Resolving them to one canonical entry is what makes an honest comparison possible.

  • e2
  • e2 female reproductive hormone
  • estradiol
  • oestradiol

Information here is for comparing packages, not for diagnosing yourself. Talk to a doctor about which tests you actually need.