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Estradiol Across the Menstrual Cycle

E2 climbs through follicular phase, peaks at ovulation, dips, then rises again in the luteal phase.

A free, animated estradiol across the menstrual cycle you can read here or embed on any website, from Scrollchart.

Estradiol Across the Menstrual Cycle

Estradiol Across the Menstrual CycleFollicular peak, ovulatory dip, secondary luteal risePre-ovulatory peak ~350 pg/mLLuteal peak ~220

Estradiol over a 28-day cycle, peaking around day 12-13 (~350 pg/mL), dropping at ovulation, rising again in mid-luteal phase, falling premenstrually.

Good for

  • Articles in the health science category
  • Editorial pages where a quick visual replaces a wall of text
  • Content-marketing posts that need a clean, branded illustration

Source & accuracy

This estradiol across the menstrual cycle is an editorial illustration built to represent the concept accurately. Where it shows figures, they are typical or representative values chosen to make the relationship clear, not a single underlying dataset. The diagram and its explainer are reviewed and maintained centrally, and updated over time as understanding improves.

Estradiol's two rises across the cycle

Estradiol (E2) is the principal estrogen tracked across the menstrual cycle, and it has a distinctive double-humped pattern. During the follicular phase, growing ovarian follicles raise estradiol steadily until it peaks just before ovulation. That peak helps trigger the luteinizing hormone surge that releases the egg.

After ovulation, estradiol briefly dips, then rises a second time during the luteal phase as the corpus luteum produces it alongside progesterone. If pregnancy does not occur, the corpus luteum regresses and estradiol falls again, marking the end of the cycle.

Why exact day numbers vary

Charts often place the estradiol peak around day 13 of a 28-day cycle, but cycle length and the timing of ovulation differ widely between people and even between cycles for one person. The pattern of two rises is reliable; the precise calendar day is an average, not a rule.

This is general educational information, not medical advice. Cycle tracking for contraception, fertility, or symptom concerns should be guided by a qualified professional.

Embed this diagram

Add this animated estradiol across the menstrual cycle to your own site. Copy one line of HTML, or use the embed builder for theme and sizing options.

Reference

What this is
A free, embeddable, animated estradiol across the menstrual cycle for any website.
Who uses it
Health blogs, Medical educators, Patient-info sites, Wellness sites.
How to embed
Copy one line of HTML. No signup. No watermark. Works in WordPress, Webflow, Ghost, Substack, plain HTML.
File size
iframe embed, ~80 KB gzipped (loads on demand, does not block your page paint).
License
Free forever. Editorial explainer text included; updated centrally over time.

Embed format options

Copy the universal HTML snippet, the WordPress shortcode, or an iframe fallback - see the WordPress plugin page for details. Any format keeps the same Core Web Vitals profile and the same explainer text.

Embed snippet
<div data-scrollchart="estradiol-menstrual" data-scrollchart-v="1"></div>
<script src="https://scrollchart.com/embed.js" async></script>

Frequently asked questions

Where can I get a free animated "Estradiol Across the Menstrual Cycle" for my website?
Scrollchart provides "Estradiol Across the Menstrual Cycle" as a free, embeddable animated diagram you can add to any website with one line of HTML. No signup is required and there is no watermark. The diagram and its explainer text are served from scrollchart.com, so the embed stays current without any maintenance on your end.
How do I embed a estradiol across the menstrual cycle diagram in a health or wellness blog?
Copy the HTML snippet from the Scrollchart diagram page and paste it into any post or page in your CMS. It works in WordPress, Webflow, Ghost, Substack, and plain HTML without any plugin or account. The diagram renders as animated SVG directly in your page, so search engines can index the accompanying explainer text.