Research report 2024-10-21 – 2026-07-02

Perimenopause, Hormones & the Midlife Gap

7 min read 8 episodes 3 podcasts 37% cited

Updated 2 weeks, 4 days ago

Photo by RDNE Stock project on Pexels

By the numbers

HRT products delabeled
6
FDA, Feb 2026
Annual US cost
$26.6B
incl. medical expenses
Lost work time
$1.8B
per year
Midi Health valuation
$1B+
Feb 2026
Overview

In February 2026 the FDA removed cardiovascular disease, breast cancer and probable dementia warnings from the boxed labels of six menopausal hormone therapies — an official correction to the panic that followed the Women's Health Initiative, when a stopped trial and a press conference collapsed prescriptions overnight. Podcasters treating midlife hormones have been making that argument for years, alongside a blunter one: the most affluent, well-connected women in the world still cannot get basic hormonal care — Oprah saw five doctors before her heart palpitations were linked to menopause. The cost of the gap is measurable: menopause symptoms cost the US $1.8 billion in lost work time annually, $26.6 billion once medical expenses are counted. Capital has noticed — Midi Health crossed a $1 billion valuation in February 2026 — even as researchers warn of a 'menopause gold rush' of unregulated products sold into the information vacuum.

Most represented

Top voices

  • The Diary Of A CEO with Steven Bartlett 13
  • Huberman Lab 5
  • The Peter Attia Drive 1
  • Dr. Stephanie Estima 25
  • Layne Norton 8
  • Dr. Stacy Sims 8
  • Dr. Vonda Wright 6
  • Dr. Natalie Crawford 6

The arguments

The WHI panic was a medical catastrophe

A single trial's early termination and its press conference caused a generation of women to be denied hormone therapy on evidence that never supported the blanket warning.

Medicine structurally fails midlife women

Even wealth and access don't secure competent hormonal care — the knowledge deficit sits in physician training, not patient behaviour.

Testosterone is a women's hormone

Women's testosterone falls precipitously in their thirties — long before menopause — driving libido, orgasm and body-image effects that are rarely investigated.

Mixed verdict

Hormone therapy is four therapies, not one

Estrogen, progesterone, testosterone and local vaginal hormones do different jobs; collapsing them into a single risk conversation is the core clinical error.

Mixed verdict

The bioenergetic window matters as much as the hormone

Estrogen's collapse degrades brain and muscle energetics — the lever is lactate, creatine and load-bearing exercise, not hormones alone.

The Twenty-Year Correction

In the early 2000s a major NIH study was stopped early and a press conference announced that hormone therapy caused cardiovascular disease and breast cancer. Prescriptions crashed overnight. On 12 February 2026 the FDA formally approved labeling changes to six menopausal hormone therapy products, removing risk statements for cardiovascular disease, breast cancer and probable dementia from the boxed warning — the agency's most prominent safety warning — after initiating the removal in November 2025. The FDA's stated rationale is the one clinicians have been arguing on air: women who initiate systemic hormone therapy within ten years of menopause onset, generally before 60, show a reduction in all-cause mortality and fractures.

The Menopause Society, agreeing with the decision, made a quieter point with sharp consequences: the boxed warning 'may have been a deterrent to the use of the low-dose vaginal estrogen, which is a safe and effective therapy'. A warning derived from one systemic formulation was stamped onto local treatments carrying essentially none of the risk. Two decades of women declined a therapy for fear of a hazard their prescription did not contain.

From the WHI panic to the FDA reversal

A press conference links hormone therapy to cardiovascular disease and breast cancer; prescriptions collapse.

Systemic and local formulations alike carry warnings for cardiovascular disease, breast cancer and dementia.

Following a scientific review, expert panel and public comment, the FDA moves to strike the warnings.

Six menopausal hormone therapy products lose the cardiovascular, breast cancer and dementia statements.

Source [2] · as of 2026-02-12

Five Doctors Deep

The clinical failure is not a resource problem. The most affluent, well-connected women in the world cannot access basic hormonal healthcare: Oprah saw five doctors before her heart palpitations were correctly attributed to perimenopause, and Halle Berry was misdiagnosed. If that is the ceiling of access, the floor is invisible.

Dr Rachel Rubin's framing collapses the asymmetry into one sentence: menopause is a castration event, and no one would leave the male equivalent untreated. The comparison is not rhetorical excess — it names the physiological reality of abrupt sex-hormone withdrawal, and asks why one version of it is a managed medical condition and the other a rite of passage.

Four Buckets, Not One Drug

The conversation improves the moment 'HRT' stops being a single noun. Hormone therapy falls into four categories: whole-body estrogen for hot flashes, bone loss and brain health; progesterone for uterine protection, sleep and anxiety; testosterone for libido, orgasm and body image; and local vaginal hormones. Each carries its own risk profile — which is precisely why a blanket boxed warning, and a blanket refusal, both fail.

Testosterone is the most neglected bucket. It isn't a male hormone — it's simply a hormone, and in women it begins dropping precipitously in the thirties, long before menopause, taking libido, orgasm speed and arousal with it. The combined birth control pill compounds this: it floods the body with synthetic hormones high enough that the ovaries stop producing their own estrogen, progesterone and testosterone. The therapeutic upside, when someone actually treats it, is dramatic — one patient who arrived refusing hormone therapy over cancer fears started with vaginal hormones alone, then added estrogen; her orgasms returned, her UTIs stopped, her pain resolved, and she went to law school.

The four buckets of hormone therapy
Therapy What it treats
Whole-body estrogen Hot flashes, bone loss, brain health
Progesterone Uterine protection, sleep, anxiety
Testosterone Libido, orgasm, body image
Local vaginal hormones Pain, recurrent UTIs, genitourinary symptoms

What the Gap Costs

Mayo Clinic researchers put a number on the untreated version: menopause symptoms cost an estimated $1.8 billion a year in lost work time in the US alone, and $26.6 billion once medical expenses are included. Of 4,440 employed women studied, 13% reported an adverse work outcome tied to their symptoms and 11% missed work.

Capital arrived before the medical system did. Midi Health — a virtual midlife clinic — closed a $100 million Series D led by Goodwater Capital on 3 February 2026 at a valuation above $1 billion, with more than 25,000 patients a week and insurance coverage reaching 45 million women. The same demand curve has a shadow: a University College London study led by Prof Joyce Harper warned of a 'menopause gold rush,' with unregulated companies exploiting the absence of reliable information — a £229 cooling bracelet here, a £60 temperature-regulating nightie there, sold against a market Grand View Research projects at roughly $24 billion by 2030. The information vacuum that the boxed warning helped create is now a commercial opportunity.

Exhibit 3

Annual US cost of menopause symptoms (US$)

Source [12] · as of 2023-04-28

Exhibit 4

Employed women reporting menopause-related work impact (%)

Source [12] · as of 2023-04-28

The Bioenergetic Window

Estrogen's decline is not only a symptom generator; it is an energy problem in the brain and muscle. Women have fewer lactate-producing muscle fibres than men and lose more with age — and since lactate is a preferred brain fuel, its shortage during perimenopause may be a key driver of women's disproportionate Alzheimer's risk. Estrogen is also directly involved in the enzymes that synthesise creatine and in both brain and muscle bioenergetics, which is the mechanistic case for creatine supplementation across the menopausal transition. Because creatine struggles to cross the blood-brain barrier at small doses, doubling to roughly 10 grams on days after poor sleep — chronic in perimenopause — can meaningfully restore alertness and cognition.

The inverse also holds: chronic overexercising and underfueling can trigger hypothalamic amenorrhea, in which the brain simply stops signalling FSH and LH, halting ovulation and estrogen production entirely. Midlife hormone health is a bidirectional system, not a downhill slide.

The Endocrine Environment

The hormonal midlife does not happen in a vacuum. Alcohol degrades sex-hormone status three separate ways: it raises aromatase activity, converting testosterone to estrogen; it is highly GABAergic, suppressing LH and FSH release much as opiates do; and at 7 kcal/gram it is nearly pure surplus energy — the practical recommendation landing at no more than three to four standard drinks per two weeks. Endocrine disruptors compound it: a randomized crossover trial found one serving of canned soup daily for five days was associated with a more than 1,000% increase in urinary BPA, leached from the can lining. As Andrew Huberman puts it, molecules like BPA and BPS acting on estrogen and androgen pathways are 'serious stuff' precisely because they activate the machinery the body is already struggling to regulate.

Not every dietary fear survives scrutiny. Soy is a complete protein with a PDCAAS of 1, and a meta-analysis showed no testosterone or estrogen effects at normal doses. And where reproductive pathology overlaps the hormonal transition, sequencing beats intensity: women with adenomyosis who fail repeated IVF transfers are frequently missing two to four months of GnRH agonist therapy beforehand, which chemically suppresses estrogen and quiets the adenomyosis before transfer.

Open questions

Angles still unanswered — threads worth pursuing.

  1. Now that the boxed warning is gone, who retrains the physicians who spent twenty years learning to say no?

    The FDA changed a label in a day; the clinical reflex it created — and the five-doctor odyssey it produces — lives in medical education, not in the package insert.

  2. If women's testosterone falls in their thirties, why is there still no approved female testosterone product in most markets?

    A hormone that drives libido, orgasm and body image is being prescribed off-label or not at all, a decade before menopause is even discussed.

  3. Does the lactate-and-creatine bioenergetic story explain the female Alzheimer's excess better than amyloid does?

    If perimenopausal brain fuel shortage is causal, the intervention window is midlife exercise and supplementation — decades before a dementia diagnosis.

  4. Can the femtech capital wave fund rigorous evidence, or will it fund the gold rush?

    A $1 billion virtual clinic and an unregulated £229 bracelet are drawing on the same demand, and only one of them is accountable for outcomes.

References

  1. The Diary Of A CEO with Steven Bartlett Dr Rachel Rubin: Women’s Sexual Health, Menopause, Hormone Replacement Therapy (HRT), and Orgasms! — Dr Rachel Rubin “In the early 2000s, a major NIH study was stopped early and a press conference announced that hormone therapy causes cardiovascular disease and breast cancer. Overnight, prescriptions crashed. The sa…”
  2. U.S. Food and Drug Administration News FDA Approves Labeling Changes to Menopausal Hormone Therapy Products — as of 2026-02-12
  3. The Diary Of A CEO with Steven Bartlett Dr Rachel Rubin: Women’s Sexual Health, Menopause, Hormone Replacement Therapy (HRT), and Orgasms! — Dr Rachel Rubin “The most affluent, well-connected women in the world can't access basic hormonal healthcare. Oprah saw 5 doctors before her heart palpitations were linked to menopause. Halle Berry was misdiagnosed w…”
  1. The Diary Of A CEO with Steven Bartlett Dr Rachel Rubin: Women’s Sexual Health, Menopause, Hormone Replacement Therapy (HRT), and Orgasms! — Dr Rachel Rubin “Oprah saw 5 doctors for menopause: Oprah had to see five doctors before her heart palpitations were correctly attributed to perimenopause and menopause, illustrating widespread medical ignorance on t…”
  2. The Diary Of A CEO with Steven Bartlett Dr Rachel Rubin: Women’s Sexual Health, Menopause, Hormone Replacement Therapy (HRT), and Orgasms! — Dr Rachel Rubin “Menopause is a castration event. If I cut your testicles off right now, you would have hot flashes, night sweats, osteoporosis, depression, low libido, erectile dysfunction, metabolic syndrome.”
  3. The Diary Of A CEO with Steven Bartlett Dr Rachel Rubin: Women’s Sexual Health, Menopause, Hormone Replacement Therapy (HRT), and Orgasms! — Dr Rachel Rubin “Hormone therapy falls into four categories: whole-body estrogen (hot flashes, bone loss, brain health), progesterone (uterine protection, sleep, anxiety), testosterone (libido, orgasm, body image), a…”
  4. The Diary Of A CEO with Steven Bartlett Dr Rachel Rubin: Women’s Sexual Health, Menopause, Hormone Replacement Therapy (HRT), and Orgasms! — Dr Rachel Rubin “Testosterone isn't a male hormone — it's simply a hormone. Women produce it, and it starts dropping precipitously in their 30s, long before menopause. The result: lower libido, slower orgasm, reduced…”
  5. The Diary Of A CEO with Steven Bartlett Dr Rachel Rubin: Women’s Sexual Health, Menopause, Hormone Replacement Therapy (HRT), and Orgasms! — Dr Rachel Rubin “Testosterone drops in your 30s: Unlike estrogen, which falls at menopause, women's testosterone begins to drop precipitously in their 30s — with effects on libido, orgasm, and arousal starting before…”
  6. The Diary Of A CEO with Steven Bartlett Dr Rachel Rubin: Women’s Sexual Health, Menopause, Hormone Replacement Therapy (HRT), and Orgasms! — Dr Rachel Rubin “The combined birth control pill works by flooding the body with synthetic hormones so high that the ovaries stop producing their own. But ovaries make three hormones: estrogen, progesterone, and test…”
  7. The Diary Of A CEO with Steven Bartlett Dr Rachel Rubin: Women’s Sexual Health, Menopause, Hormone Replacement Therapy (HRT), and Orgasms! — Dr Rachel Rubin “A patient came to Dr Rubin refusing hormone therapy due to cancer fears. Starting with just vaginal hormones, her orgasms returned, her UTIs stopped, and her pain resolved. She then added estrogen an…”
  8. The Menopause Society The Menopause Society Comments on the FDA Announcement on Hormone Therapy — as of 2026-02-12
  9. HR Dive News Mayo Clinic: Menopause symptoms cost $1.8B per year in lost productivity — as of 2023-04-28
  10. The Guardian News 'Menopause gold rush'? Boom in hi-tech products as stigma starts to recede — as of 2026-02-01
  11. Midi Health Midi Health Surpasses $1B Valuation — as of 2026-02-03
  12. The Diary Of A CEO with Steven Bartlett Most Replayed Moment: This Is The Best Exercise Protocol For Women! — Dr. Stacy Sims “Women have fewer lactate-producing muscle fibres than men and lose more with age. Lactate is a preferred brain fuel, and its shortage during perimenopause may be a key driver of the disproportionate …”
  13. The Diary Of A CEO with Steven Bartlett Creatine Expert: Creatine Is The Secret To Weight Loss — Dr. Darren Candow “Estrogen is directly involved in the enzymes that synthesise creatine and in both brain and muscle bioenergetics. As estrogen falls during perimenopause and menopause, creatine supplementation may he…”
  14. The Diary Of A CEO with Steven Bartlett Women’s Fitness Expert: What You NEED To Know About Dieting & Exercise | Dr. Stephanie Estima — Dr. Stephanie Estima “Creatine struggles to cross the blood-brain barrier in small doses. On days after poor sleep — especially common in perimenopause — doubling up to 10 grams can meaningfully restore alertness and cogn…”
  15. The Diary Of A CEO with Steven Bartlett Most Replayed Moment: This Is The Best Exercise Protocol For Women! — Dr. Natalie Crawford “Hypothalamic amenorrhea: brain shuts off reproduction: Chronic overexercising and underfueling can cause hypothalamic amenorrhea — the brain stops signaling FSH and LH, halting ovulation and estrogen…”
  16. Huberman Lab Essentials: Tools for Hormone Optimization in Males | Dr. Kyle Gillett — Dr. Kyle Gillett “Alcohol significantly increases aromatase activity, converting testosterone to estrogen. It's also highly GABAergic, suppressing LH and FSH release much like opiates do. And at 7 kcal/gram, it's near…”
  17. Huberman Lab Essentials: Tools for Hormone Optimization in Males | Dr. Kyle Gillett — Dr. Kyle Gillett “Alcohol: ≤3–4 standard drinks per 2 weeks recommended: Alcohol significantly increases aromatase (converting testosterone to estrogen) and is GABAergic, reducing LH and FSH; Gillett recommends no mor…”
  18. Huberman Lab The Effects of Microplastics on Your Health & How to Reduce Them — Andrew Huberman “A randomized crossover trial found one serving of canned soup daily for just five days was associated with a more than 1,000% increase in urinary BPA. The soup's lining leaches bisphenol A — a known …”
  19. Huberman Lab The Effects of Microplastics on Your Health & How to Reduce Them — Andrew Huberman “When we talk about these molecules like BPAs and BPSs impacting these pathways like estrogen and androgen pathways, this is serious stuff because what you're doing is you're potentially activating or…”
  20. The Peter Attia Drive #397 ‒ Endometriosis and adenomyosis: diagnosis, fertility, reproductive aging, and emerging treatments | Renato Tomioka, M.D., Ph.D. — Renato Tomioka “Women with adenomyosis who fail repeated IVF transfers are often missing one key step: 2 to 4 months of GnRH agonist therapy before the embryo transfer. This chemically suppresses estrogen, quiets ad…”
  21. Huberman Lab Essentials: The Science of Eating for Health, Fat Loss & Lean Muscle | Dr. Layne Norton — Layne Norton “Soy is a complete protein (PDCAAS of 1) and a meta-analysis showed no testosterone or estrogen effects at normal doses. Potato protein isolate rivals whey in essential amino acids, and corn isolate i…”

No sections match your search.

End of report.

Create a new report to explore a different angle.

New report All reports