Oestradiol
Private Oestradiol testing in London for £38, measuring one active oestrogen marker with results expected in around 1–2 days.
Turnaround time
1-2 business days
Biomarkers count
1
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Overview of the Oestradiol Test
The Oestradiol blood test measures Oestradiol, also known as E2, the most biologically active form of oestrogen.
The test assesses 1 hormone biomarker: Oestradiol.
Oestradiol is produced mainly by the ovaries in women before menopause.
Smaller amounts are produced by the testes, adrenal glands and through conversion of other hormones within body tissues.
Oestradiol plays a major role in menstrual-cycle regulation, ovulation, fertility, bone health, sexual development and reproductive function.
Concentrations change substantially during the menstrual cycle.
Levels are usually lower during the early follicular phase, rise as a dominant follicle develops and peak around ovulation.
They then change again during the luteal phase.
For this reason, the meaning of an Oestradiol result depends heavily on cycle timing.
Oestradiol usually falls substantially after menopause.
Testing can therefore contribute to investigation of menstrual changes, ovarian function, fertility and selected menopausal or endocrine concerns.
In men, Oestradiol also has important physiological roles, particularly in bone health and hormone balance.
Oestradiol may be measured when assessing gynaecomastia, Testosterone treatment or unusual sex-hormone patterns.
Hormonal contraception, HRT and fertility medication can substantially alter the result.
One Oestradiol measurement should therefore be interpreted alongside age, sex, menstrual-cycle stage, medication and other hormone results.
What Does the Oestradiol Test Check?
The test measures Oestradiol, the principal biologically active form of oestrogen. This test measures 1 biomarker.
Oestradiol
Measures circulating Oestradiol, providing information relevant to ovarian function, menstrual-cycle activity, fertility, menopause and broader sex-hormone balance.
Who May Benefit From the Oestradiol Test?
Oestradiol testing can be useful during fertility, menstrual, menopause and broader endocrine assessment.
Women with irregular or absent periods - Abnormal ovarian hormone production can affect menstrual cycling.
Women undergoing fertility assessment - Oestradiol provides information about follicular and ovarian activity.
Women having ovulation monitored - Levels change as follicles develop and around ovulation.
Women with possible premature ovarian insufficiency - Low Oestradiol together with other hormone abnormalities can provide important information.
Women using HRT - Testing may occasionally help assess hormone exposure where clinically appropriate.
Women undergoing fertility treatment - Oestradiol can be monitored during ovarian stimulation.
Men with suspected oestrogen imbalance - Oestradiol can contribute to assessment of gynaecomastia, libido or hormone-treatment effects.
People undergoing a wider pituitary or reproductive hormone assessment - Oestradiol can be interpreted alongside FSH, LH, Progesterone, Prolactin and Testosterone.
How to Prepare
Hormonal medication can substantially alter Oestradiol concentrations.
Do not stop prescribed contraception, HRT or fertility medication solely to obtain an untreated result unless specifically advised.
Symptoms and Reasons to Consider the Oestradiol Test
Symptoms of altered Oestradiol overlap with many other hormonal and non-hormonal conditions.
Irregular or absent menstrual periods - Altered ovarian hormone production can disrupt the cycle.
Difficulty conceiving - Oestradiol provides information about ovarian and follicular function.
Hot flushes or night sweats - Falling Oestradiol commonly accompanies menopause.
Vaginal dryness - Reduced oestrogen can affect vaginal tissues.
Unexpected breast development or gynaecomastia in men - Oestrogen-androgen balance may be relevant.
Reduced libido with other hormone symptoms - Oestradiol can contribute to broader sex-hormone assessment.
Monitoring fertility treatment - Oestradiol can change substantially during ovarian stimulation.
Symptoms alone cannot establish whether Oestradiol is high or low.
Unexpected vaginal bleeding, severe pelvic symptoms or significant endocrine abnormalities require appropriate clinical assessment.
How to Book Your Oestradiol Test
The Oestradiol test can be booked privately for focused reproductive and endocrine hormone assessment.
Choose the Oestradiol
Select the individual Oestradiol blood test online.
Select your sample collection option
Choose an in-clinic blood draw or professional home or hotel phlebotomy where suitable.
Attend your appointment
A trained healthcare professional collects the required venous blood sample.
Laboratory analysis
Your serum undergoes measurement of Oestradiol.
Receive your results securely
Your authorised result is delivered securely and can be interpreted alongside cycle timing and other hormone measurements.
When Will I Receive My Results?
The current London Blood Tests turnaround for Oestradiol is approximately 1–2 days after laboratory receipt.
Oestradiol is routinely analysed using an endocrine laboratory assay.
The result undergoes laboratory quality-control procedures and authorisation before release.
Understanding Your Results
Oestradiol interpretation depends heavily on sex, age and menstrual-cycle stage.
A lower result can be normal during some phases of the menstrual cycle or after menopause.
Unexpectedly low concentrations in a younger woman may occur with reduced ovarian function, hypothalamic or pituitary dysfunction, or other endocrine conditions.
A higher result can occur around ovulation, during pregnancy, with ovarian stimulation or during oestrogen treatment.
In men, increased Oestradiol can occur through increased conversion of androgens or during selected hormone treatments.
One result should not be interpreted without the relevant reference interval.
FSH, LH, Progesterone, Testosterone and other hormone measurements can provide additional context.
Why Book With London Blood Tests?
London Blood Tests provides private Oestradiol testing for reproductive and endocrine hormone assessment.
Measures the main active oestrogen - Oestradiol is central to ovarian, reproductive and bone health.
Useful during fertility assessment - Levels reflect ovarian follicular activity.
Relevant to menstrual irregularity - Oestradiol can be interpreted alongside FSH and LH.
Useful in menopause assessment - Concentrations generally decline after menopause.
Relevant to HRT monitoring - Treatment can substantially alter circulating Oestradiol.
Suitable for women and men - Oestradiol contributes to hormone balance in both sexes.
Rapid laboratory turnaround - Results are expected approximately 1–2 days after laboratory receipt.
Clear pricing - The Oestradiol test costs £38.
Private Oestradiol Blood Test in London
London Blood Tests provides private Oestradiol testing for people requiring focused reproductive or endocrine assessment.
The test costs £38 and measures 1 hormone biomarker.
Results are expected approximately 1–2 days after laboratory receipt.
Cycle timing, hormone medication and other reproductive hormone results are important when interpreting the result.