Search

for
Search:

Did you mean Estrogenic Activity?

Glossary Estrogenic Activity

ability of a substance to mimic or influence estrogen effects

Estrogenic activity refers to the ability of a substance to mimic or influence the effects of estrogen, a primary female sex hormone, in the body. This can impact various biological processes, including reproductive health, bone density, and hair growth. Substances with estrogenic activity can bind to estrogen receptors and trigger similar responses as natural estrogen, which is why they are significant in both medical treatments and environmental health studies.

Related Terms

Research

5 / 1000+ results

research Early androgen activity after birth determines the hypothalamic expression of androgen and estrogen receptors in adulthood in female but not in male rats

July 2025 in “Reproductive Biology and Endocrinology”

This study found that early postnatal androgen activity affects the long-term expression of hormone receptors differently in female Wistar rats, influencing neural system programming during development.

research PSAT217 Estrogen Deficiency as a Cause of Decreased 1- alpha - hydroxylase Activity

November 2022 in “Journal of the Endocrine Society”

In this case study, a woman with high 25(OH)D levels and persistent symptoms showed decreased parathormone after transdermal estrogen therapy, highlighting the importance of assessing both parathormone and estrogen levels in similar patients.

research Hormonal activity in commonly used Black hair care products: evaluating hormone disruption as a plausible contribution to health disparities

25 citations , May 2021 in “Journal of exposure science & environmental epidemiology/Journal of exposure science and environmental epidemiology”

This study found that hair products commonly used by Black women exhibited hormonal activity, which could impact health outcomes and contribute to health disparities.

research Polyamine Oxidase Expression Is Downregulated by 17β-Estradiol via Estrogen Receptor 2 in Human MCF-7 Breast Cancer Cells

8 citations , July 2022 in “International Journal of Molecular Sciences”

This study found that in estrogen receptor-positive breast cancer cells, 17β-estradiol repressed polyamine oxidase transcription by interacting with AP-1 sites on its promoter.

research 17α‐estradiol induces aromatase activity in intact human anagen hair follicles ex vivo

94 citations , August 2002 in “Experimental Dermatology”

This study found that 17α‐estradiol increases aromatase activity in female hair follicles, which may explain its beneficial effects in treating androgenetic alopecia.

View more "estrogen activity" in research →

Community Join

5 / 825 results

community Theaflavin (Black Tea Extract) reduce DHT, androgen receptor activity and estrogen

6 upvotes 3 years ago

Theaflavin, a black tea extract, may inhibit DHT and androgen receptor activity, but its effectiveness for hair loss is debated. Users report no significant improvement with theaflavin, while some find beta sitosterol helpful.

community Minoxidil: How It Changes the Scalp Hormone Environment

78 upvotes 7 months ago

Minoxidil increases blood supply to the scalp, strengthening dormant follicles and extending the growth phase, but may increase scalp activity that can be countered with DHT blockers. Women experiencing side effects from finasteride or dutasteride for hair loss might consider alternatives like estrogen, especially if on birth control.

community How insane would it be to take estrogen until all your hair grows back, then getting off of it and taking fin or dut to maintain

in Chat 69 upvotes 8 months ago

Using estrogen for hair regrowth is considered ineffective and risky, with potential side effects like breast growth and hormonal changes. Alternatives like finasteride, dutasteride, and minoxidil are suggested, but estrogen is not recommended unless transitioning.

community High Estrogen and Test on Dut 5x a week

6 upvotes 1 year ago

A user experienced increased pimples and cysts after two years on dutasteride, possibly due to hormonal changes. Suggestions included seeing an endocrinologist, using supplements like boron and DIM, adjusting diet, and reducing body fat to manage side effects.

community Aromatise inhibitor for finasteride-estrogen side effects?

5 upvotes 4 years ago

A user experienced mild side effects from 0.5mg finasteride daily, including increased estradiol and minor gynecomastia. They are considering taking a low dose of exemestane to reduce estrogen levels.

View more "estrogen activity" in community →

Learn

2 / 800 results

learn Cyproterone

a synthetic anti-androgen and weak progestogen that inhibits DHT binding to androgen receptor

learn Alfatradiol

Alfatradiol: What does a form of estrogen have to do with hair loss in men? Alfatradiol (17α-estradiol) is a prescription topical hormone, licensed for androgenetic alopecia in Germany but not FDA-approved. The controlled trial evidence is in women, where it produced stabilisation rather than regrowth and was outperformed by minoxidil; no comparable placebo-controlled trial in men appears to have been published.

View more "estrogen activity" in learn →

Experts

— no results

Try a deeper search in experts →

Clinics

— no results

Try a deeper search in clinics →