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Hormones & Metabolism
GLP-1 and Fertility: Emerging Evidence for Women With Obesity, Insulin Resistance, and PMOS
GLP-1 fertility research in women with PMOS and insulin resistance shows consistent improvements in ovulation, menstrual regularity, and androgen levels. This deep dive covers the clinical evidence, mechanisms, who benefits most, and how to approach a PMOS fertility metabolic plan.
Hormones & Metabolism Posts

Hormones & Metabolism
Ipamorelin: The Standalone Guide to the Most Selective Growth Hormone Peptide
Ipamorelin is the most selective growth hormone secretagogue available. This ipamorelin standalone guide covers its mechanism, fat loss and sleep benefits, clinical dosage protocols, side effect profile, and how it compares to GHRP-2 and GHRP-6.

Hormones & Metabolism
GLP-1 and Thyroid Cancer Risk: What the Evidence Actually Says (and What It Doesn't)
The semaglutide thyroid cancer risk warning appears on every GLP-1 prescription — but is it based on human evidence? This article unpacks the FDA black box warning, explains why rodent data differs from human outcomes, and reviews the latest clinical studies so you can make an informed decision.

Hormones & Metabolism
Measuring Peptide Therapy Success: 12 Biomarkers That Matter More Than the Scale
Learn which peptide therapy biomarkers actually measure success — from IGF-1 and HOMA-IR to testosterone and liver enzymes. The scale won't show you this.

Hormones & Metabolism
Peptide Therapy and Drug Interactions: A Clinical Reference for Patients on Other Medications
Peptide therapy drug interactions are real and specific. This clinical reference covers GLP-1 agonists, growth hormone secretagogues, and tissue repair peptides — organized by drug class, so you know what to monitor and what to discuss with your clinician before starting any protocol.

Hormones & Metabolism
How Much Does Peptide Therapy Cost in 2026? A Complete Price Guide by Peptide Type
How much does peptide therapy cost in 2026? This complete price guide breaks down real monthly costs for GLP-1s, growth hormone peptides, BPC-157, and tissue repair protocols — plus what insurance covers, how HSA/FSA funds apply, and where to get a transparent, insurance-reviewed plan.

Hormones & Metabolism
AI-Designed Peptides: How Machine Learning Is Accelerating AI Peptide Drug Discovery in 2026 and What It Means for Patients
AI peptide drug discovery is accelerating drug development through machine learning and AlphaFold. This article explains how AI designs smarter metabolic peptides and what it means for patients.

Hormones & Metabolism
PMOS and Peptide Therapy: What the 2026 Evidence Says About GLP-1, Kisspeptin, and BPC-157
Peptides for PMOS treatment in 2026 include three distinct options targeting different biological drivers: GLP-1 RAs for insulin resistance, kisspeptin for ovulation restoration, and BPC-157 for inflammation. This deep dive covers what the current evidence actually shows — and what it doesn't.

Hormones & Metabolism
Peptides and Perimenopause: How Hormonal Peptides Are Changing Women's Midlife Metabolic Health
Peptides perimenopause women hormonal health — this deep dive explains the metabolic cascade behind perimenopause and how targeted peptides (GLP-1, sermorelin, ipamorelin, BPC-157) are being used to address insulin resistance, visceral fat, and muscle loss in women 40–55.

Hormones & Metabolism
Thymosin Alpha-1: The Evidence-Based Immune Peptide Now Returning to Legal Compounding
The thymosin alpha-1 immune peptide has 30+ clinical trials and approval in 35+ countries — yet was restricted from U.S. compounding in 2023. That's changing. This guide covers the T-cell science, autoimmune applications, chronic infection evidence, and the 2026 regulatory shift bringing it back.

Hormones & Metabolism
GLP-1 and Menopause: Why Weight Gain After 45 Responds Differently — and What Peptide Therapy Can Do
GLP-1 menopause weight loss is real — but postmenopausal biology changes everything. This article explains why visceral fat after 45 resists standard treatment, how semaglutide and peptide therapy interact with declining estrogen, and what a targeted protocol actually looks like.

Hormones & Metabolism
Kisspeptin-10 and Ovulation: The Hormone-Regulating Peptide Showing Promise for Women's Fertility
Kisspeptin-10 women fertility ovulation: discover how this hypothalamic peptide controls the LH pulse behind ovulation, what clinical trials in IVF and PMOS show, and why it may be key to unexplained infertility. Research-driven, clinician-reviewed.

Hormones & Metabolism
Peptide Biosimilars: What Happens When Semaglutide Patents Expire — and What It Means for Access
Semaglutide patent expiry biosimilar competition is arriving — but not equally everywhere. This explainer breaks down the US vs. global timeline, what the FDA's tentative generic approval means, why compounded semaglutide is no longer legal, and what cost-conscious GLP-1 users should do right now.

Hormones & Metabolism
RFK Jr., HHS, and the Peptide Policy Shift: How Political Change Is Reshaping Metabolic Medicine Access
The RFK peptide policy 2026 shift is real. HHS Secretary Kennedy has directed the FDA to review 14 restricted peptides for compounding access — here's what the policy change means, what's actually legal now, and how to get compliant metabolic care.

Hormones & Metabolism
Meto vs. Other Peptide Telehealth Platforms: What Makes Insurance-First, Monitored Care Different
A Meto peptide telehealth comparison showing how insurance-first, physician-led care differs from cash-pay platforms like AgelessRx and Hone Health — covering supervision models, out-of-pocket costs, outcome tracking, and which patients benefit most from each approach.

Hormones & Metabolism
Category 1 vs. Category 2 Peptides: A Plain-English Patient Guide to What These FDA Labels Actually Mean
Category 1 category 2 peptides explained: a plain-English guide to what FDA bulk drug substance categories actually mean — which peptides are available, which aren't, and what the 2026 reclassification means for your access to clinician-supervised peptide therapy.

Hormones & Metabolism
The Meto Peptide Glossary: 60 Terms Every Patient Should Know Before Starting Therapy
This peptide therapy glossary covers 60 essential terms — from GH secretagogue meaning to peptide half-life explained — across science, delivery, hormones, regulation, and monitoring. The definitive reference for anyone exploring peptide therapy through Meto's clinician-led platform.

Hormones & Metabolism
Peptides and Testosterone: How Growth Hormone Peptides Support the Full Male Hormonal Ecosystem
Peptides testosterone male hormonal health: discover how growth hormone peptides like CJC-1295 and ipamorelin work alongside testosterone to restore energy, body composition, and metabolic function.

Hormones & Metabolism
Kisspeptin and Male Hormone Optimization: What the Research Shows About This LH-Stimulating Peptide
Kisspeptin male hormone optimization is one of the most evidence-backed frontiers in men's hormonal health. This deep dive covers how kisspeptin stimulates LH and testosterone, what peer-reviewed research confirms, and who is most likely to benefit from this peptide-based approach.