Supplements
Menopause Supplements: Evidence, Safety, and Better Questions
A category guide that separates nutrient deficiency, symptom claims, product quality, interactions, and marketing.
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The Blog
Clear guides to the questions that come up in midlife: changing hormones, sleep, strength and everything in between. Choose a topic and start reading.
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47 articles
Metabolic health
Metabolic Flexibility: Useful Concept, Overused Promise
What the term means in research, what consumer tests can measure, and what remains uncertain.
Read the storyPeptide research
Purity Is Not Sterility: Peptide Testing Explained
A testing-method map that prevents a common and potentially dangerous category error.
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TB-500 Evidence: Human Data, Safety, and Marketing Claims
A status-first evidence review that separates thymosin beta-4 fragment marketing from human clinical evidence.
Read the storyResearch literacy
TFB Product and Laboratory Testing Policy
The chain-of-custody, laboratory, protocol, conflict, and reporting requirements for any future testing claim.
Read the storyPeptide research
TFB Vendor Transparency Methodology
A future scoring architecture that measures disclosure quality without claiming product safety.
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What “Research Use Only” Means on Peptides
A non-transactional guide to what the label communicates—and what it cannot establish about human use.
Read the storyResearch literacy
Women in Midlife Research: Evidence Representation Map
A reproducible extraction framework for sex, age, menopausal status, intervention, outcomes, and evidence gaps.
Read the storyStrength & nutrition
Zone 2 Training for Women: Method Before Marketing
How intensity zones are estimated, why devices disagree, and how to use low-to-moderate aerobic work safely.
Read the storyPeptide research
BPC-157: Human Evidence, Safety, and Regulatory Reality
A cautious evidence map that keeps animal findings separate from established human benefit.
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CJC-1295 and Ipamorelin: Claims, Evidence, and Safety Gaps
A compound-specific reality check for growth-hormone secretagogue marketing.
Read the storyStrength & nutrition
Creatine for Women Over 40
What human research shows—and does not show—about creatine for strength, muscle, cognition and safety in women over 40.
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