Free clinical guide  •  Written by Belle’s Chief Medical Officer  •  No cost, no obligation
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Free clinical guide

Perimenopause isn’t just hormones.
It’s a metabolic shift.

Most women are told their symptoms are stress, aging, or in their head. There is a clear physiologic explanation — and a growing set of evidence-based tools to address it.

  • ✓Why labs often look “normal” while you feel anything but
  • ✓The four clinical buckets every symptom sorts into — plus a bonus fifth
  • ✓Which peptides are used in each bucket, ranked by real-world priority
  • ✓Where MHT fits, and what’s genuinely additive to it
Dr. Patrick Taylor, MD

Dr. Patrick Taylor, MDChief Medical Officer, Belle · Menopause Society Certified Practitioner

Peptides for Perimenopause — coverFree PDF

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7–10 yrshow long perimenopause can last
5clinical buckets, fully mapped
Everymajor compound, with its mechanism
32 refspeer-reviewed citations included
The gap in care

The symptoms nobody connects to perimenopause

Everyone knows the hot flashes. It’s the second list that sends women to a psychiatrist, a rheumatologist, or a cholesterol-focused primary care visit instead of to anyone thinking about hormones.

What everyone expects

  • Hot flashes
  • Night sweats
  • Sleep disturbances
  • Vaginal dryness

What gets missed or misattributed

  • Brain fog and word-finding difficulty
  • Visceral belly fat, not just weight gain
  • New or worsening anxiety and irritability
  • New insulin resistance and elevated cortisol
  • Joint pain and low libido
“Perimenopause is one of the most under-recognized transitions in medicine. Women are routinely told their symptoms are stress, aging, or in their head, when there is a clear physiologic explanation and, increasingly, evidence-based tools to address it.”— Dr. Patrick Taylor, MD, from the introduction
Inside the guide

Every symptom sorts into one of five buckets

Most patients fit predominantly into one or two. The guide walks through each one: where it shows up, what it looks like on labs, and which tools are used — ranked by priority.

BUCKET 01

Insulin resistance

New belly fat with no change in diet, rising A1c or cholesterol, sugar cravings, a family history of diabetes that seems to be catching up.

Tools coveredGLP-1 receptor agonists (retatrutide, tirzepatide, semaglutide), MOTS-c, 5-Amino-1MQ, SLU-PP-332, AOD-9604
BUCKET 02

Systemic inflammation

New joint pain or stiffness, histamine-type reactions, gut symptoms that weren't there before, hot flashes that feel disproportionate.

Tools coveredBPC-157 & TB-500, GHK-Cu, KPV, GLOW & KLOW blends, GH secretagogues
BUCKET 03

Hormone imbalance

Low libido, poor sleep even without night sweats, loss of muscle tone, mood changes. MHT is the foundation — this covers what's additive to it.

Tools coveredTesamorelin, CJC-1295 & ipamorelin, sermorelin, kisspeptin, PT-141
BUCKET 04

Cellular & mitochondrial

Persistent fatigue that doesn't track with sleep, brain fog, slower recovery from exercise or illness, a sense of aging faster than your peers.

Tools coveredNAD+, glutathione, SS-31, MOTS-c, 5-Amino-1MQ
BONUS BUCKET

Skin & longevity

Skin thinning, dryness, and loss of elasticity are visible signs of the same estrogen decline driving everything else — not a separate system.

Tools coveredNAD+, glutathione, GH secretagogues, epitalon, GHK-Cu

Not sure which one is you?

The closing chapter is a self-sorting guide — start with whichever symptoms feel most like yours.

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What you’ll actually get

Written the way he practices: evidence first, no hype

  • 1The physiology, explained plainly

    Why estrogen fluctuates rather than declining in a straight line, and why that makes a single lab draw so misleading.

  • 2Mechanism for every compound

    Not a list of names. What each peptide does, where the evidence sits, and honest notes on what isn't proven yet.

  • 3Clinical notes from real practice

    Including the lean-muscle question with GLP-1s, the cortisol–insulin feedback loop, and muscle as an organ of longevity.

  • 4Where MHT fits — stated directly

    Menopausal hormone therapy is the foundation of perimenopausal care, not an alternative. Everything else is additive.

  • 532 peer-reviewed citations

    Every claim is referenced, so you can take the guide to your own physician and have a real conversation.

A sample page from the guide showing GLP-1 class weight-loss results from the pivotal trials

Sample page: GLP-1 class results from the pivotal obesity trials.

Dr. Patrick Taylor, MD
About the author

Dr. Patrick Taylor, MD

Board-certified family medicine physician and Chief Medical Officer of Belle, where he leads protocol development for women’s hormone and metabolic care nationally.

“I had cancer as a child, a year of chemotherapy followed by Cushing syndrome from the corticosteroids used to treat it. I was close to 300 pounds starting medical school, and lost 100 pounds through diet and training. That personal history is a large part of why I practice the way I do: I don’t believe in shortcuts, and I don’t believe in dismissing a patient’s symptoms because the labs look normal.”

  • ✓Trained at the University of North Carolina at Chapel Hill
  • ✓Family medicine residency, University of Utah
  • ✓Menopause Society Certified Practitioner
  • ✓Focus on hormone optimization, peptide therapy, metabolic health, and longevity
FAQs

Questions, answered.

Is the guide really free?
Yes. Enter your email and we'll send the PDF. There's no cost, no credit card, and no obligation to become a patient.
Do I have to become a Belle patient to read it?
No. The guide is educational and stands on its own — many readers take it to their existing physician. If you do want to talk to someone, there's a consult option at the end, but nothing is required.
Is this medical advice?
No. The guide is for educational purposes only. It does not constitute medical advice and does not establish a doctor-patient relationship. The peptide therapies discussed are available by prescription only, following individualized clinical evaluation.
I'm not sure I'm in perimenopause yet. Is it still useful?
Yes — arguably more so. Perimenopause commonly begins in the early-to-mid 40s but can start as early as 35, and it's most often missed in the early years when labs still look unremarkable. Knowing what to watch for is the point.
Does it cover hormone therapy, or only peptides?
Both. The guide is direct that menopausal hormone therapy is the foundation of perimenopausal hormone care and the highest-impact intervention available. The peptide tools are framed as additive to that, not a replacement for it.
How will you use my email?
To send you the guide, plus occasional clinical education from Belle's team. We never sell your information, and every email has a one-click unsubscribe.

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A clear map of what’s actually happening in your body, fully referenced — from a physician who doesn’t dismiss symptoms because the labs look normal.

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Educational only. Not medical advice. Prescription therapies require individualized clinical evaluation.