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Glossary Estradiol

potent estrogen hormone primarily produced in the ovaries

Estradiol, also known as 17β-Estradiol or E2, is a potent estrogen hormone primarily produced in the ovaries. It plays a crucial role in regulating the menstrual cycle, reproductive system, and secondary sexual characteristics in females. Additionally, estradiol has significant effects on various tissues, including bone, skin, and hair, influencing growth and maintenance.

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Research

5 / 1000+ results

research Detection of cortisol, estradiol, and testosterone in archaeological human hair from the Dakhleh Oasis, Egypt

August 2019 in “Journal of archaeological science: Reports/Journal of archaeological science: reports”

This study demonstrated that cortisol, estradiol, and testosterone are preserved in archaeological human hair, allowing for the analysis of ancient stress and reproductive hormone patterns.

research Weak correlations between serum and cerebrospinal fluid levels of estradiol, progesterone and testosterone in males

19 citations , October 2019 in “BMC Neuroscience”

This study found weak to very weak correlations between estradiol, progesterone, and testosterone levels in the cerebrospinal fluid and serum of males without cerebral disorders.

research Peripubertal Testosterone, 17β-Estradiol and Progesterone Concentrations in Hair and Nails in Dobermann Dogs

July 2023 in “Animals”

This study found that hair and nails can effectively measure hormone changes such as testosterone, estrogen, and progesterone during the peripubertal period in dogs, with variations observed between males and females at specific developmental stages.

research Testosterone modulation of seizure susceptibility is mediated by neurosteroids 3α-androstanediol and 17β-estradiol

136 citations , January 2004 in “Neuroscience”

This study found that testosterone increased seizure severity in mice and rats, with its neurosteroid metabolites playing a role in modulating seizure susceptibility.

research Puberty in Boys: Correlation of Plasma Levels of Gonadotropins (LH, FSH), Androgens (Testosterone, Androstenedione, Dehydroepiandrosterone and Its Sulfate), Estrogens (Estrone and Estradiol) and Progestins (Progesterone and 17-Hydroxyprogesterone)

96 citations , September 1975 in “The Journal of Clinical Endocrinology & Metabolism”

In this study, significant elevations of DHA and testosterone were associated with pubic hair development and voice changes in boys during puberty.

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Community Join

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community Testosterone and Estradiol levels on 1 mg/day dutasteride

43 upvotes 11 months ago

A 30-year-old man experienced significant hair regrowth and improved libido after using finasteride and dutasteride for androgenetic alopecia, with no adverse effects. He plans to reduce dutasteride dosage when trying to conceive and has been using topical minoxidil since 2015.

community Very high testosterone and estradiol on finasterid 1 mg. Am I cooked?

3 upvotes 9 months ago

A 29-year-old male on 1 mg Finasteride for 3 months has experienced a significant increase in testosterone and estradiol levels, with no major side effects except slightly oilier skin and increased emotional sensitivity. The user is concerned about these hormonal changes and seeks advice, as their general practitioner is not knowledgeable about the issue.

community Estradiol (E2), Testosterone and DHT levels after 1 month on Dutasteride

in Research/Science 11 upvotes 1 year ago

Dutasteride and finasteride are used for hair loss, affecting hormone levels like DHT and testosterone. Hormone balance is crucial, as changes can lead to side effects such as increased estradiol and potential hair loss.

community Hypothetically, if estradiol has been a "cure" for hair loss, could one apply estradiol topically and just take an estrogen blocker and/or testosterone to offset the systematic effects?

8 upvotes 1 year ago

Topical estradiol may help with hair loss but can have systemic effects, like reduced testosterone production. Using estrogen blockers can have negative side effects, such as joint pain and reduced sex drive.

community for those who had high levels of testo and estradiol after start fin/dut: did it comeback to baseline or normal levels?

7 upvotes 2 years ago

A user experienced increased testosterone and estradiol levels after starting finasteride/dutasteride and is asking if these levels will return to normal over time. The conversation focuses on whether these changes are temporary.

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Learn

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learn Ethynylestradiol

learn Ethinylestradiol

learn Overview

learn Estradiol

an estrogen promoting hair regrowth more commonly used in women

Why is Estradiol used to treat hair loss in women and transgender people undergoing hormone therapy? Estradiol helps treat hair loss by balancing hormones and supporting hair follicle health.
Is applying Estradiol directly to the scalp effective for hormone-related hair thinning? Applying Estradiol directly to the scalp may help with hormone-related hair thinning.
Does Estradiol only stop hair loss, or can it also help regrow hair? Estradiol can slow hair loss and may help regrow hair in some cases.
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Clinics

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Experts

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67
Hair Loss Specialist
Dr. Fernando Testi, MD
Benissa, Comunitat Valenciana, Spain

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Dr. Fernando Testi, MD