Category: Peptides Research
Research articles and educational content on peptides and longevity compounds, authored and reviewed by Dr. James, a board-certified neurosurgeon trained at Yale University, and Dr. Tom, a licensed pharmacist. All content is for research and educational purposes only.
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KPV Peptide and Gut Inflammation Research: How This Alpha-MSH Fragment Modulates the Intestinal Immune Response
Gut inflammation is one of medicine’s most complicated problems — not because we don’t understand what’s happening, but because what’s happening involves so many overlapping systems. The intestinal immune system is the largest immune organ in the body, constantly making decisions about what’s foreign and dangerous versus what’s food and microbiome. When that decision-making breaks…
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MOTS-c and Exercise Research: What the Mitochondria-Derived Peptide Reveals About Physical Performance
Exercise is medicine — that’s a phrase we say in medicine, but we rarely ask the mechanistic question underneath it: what exactly is the biological language that exercise speaks? Recent research has identified a peptide called MOTS-c that may be part of the answer. It’s produced inside mitochondria — the organelles that power cells —…
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Tirzepatide and Type 2 Diabetes Research: Unpacking the Dual GIP/GLP-1 Mechanism Data
For three decades, the treatment of type 2 diabetes operated on a relatively narrow pharmacological runway. Metformin, sulfonylureas, DPP-4 inhibitors, SGLT-2 inhibitors — each incrementally better, but none delivering the kind of transformational metabolic results that would constitute actual disease reversal in a meaningful number of patients. Tirzepatide changed that conversation. The SURPASS trial data,…
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Semaglutide and Cardiovascular Research: What the GLP-1 Analog Data Shows Beyond Weight Loss
The first time I reviewed the SELECT trial data — Semaglutide’s landmark cardiovascular outcomes study — I stopped at one number and read it twice. A 20% reduction in major adverse cardiovascular events in patients without diabetes but with obesity and established cardiovascular disease. Not a metabolic endpoint. Not a weight endpoint. A hard cardiovascular…
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Retatrutide and Obesity Research: What the Triple Receptor Agonist Data Is Telling Scientists
Obesity research has undergone a quiet revolution in the last five years — and Retatrutide may represent its next chapter. Where Semaglutide was the breakthrough that proved GLP-1 agonism could produce meaningful weight reduction, and Tirzepatide demonstrated that adding GIP receptor activation could push those results further, Retatrutide introduces a third element: glucagon receptor activation.…
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Ipamorelin and Sleep Research: How This Growth Hormone Secretagogue May Influence Restorative Cycles
The best recovery tool we have in medicine isn’t a drug or a device. It’s sleep. Every neurosurgeon knows this — sleep is when the brain clears metabolic waste through the glymphatic system, when the immune system consolidates its memory, when growth hormone reaches its daily peak. What researchers have been discovering about Ipamorelin is…
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Tesamorelin and Metabolic Research: Beyond Visceral Fat — What the GHRH Analog Data Reveals
If you’d told me in medical school that a GHRH analogue would receive FDA approval for a metabolic condition — specifically visceral adiposity in HIV-associated lipodystrophy — I’d have found that an unusual path for a growth hormone axis peptide. But Tesamorelin’s regulatory journey is precisely what makes it one of the most interesting subjects…
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IGF-1 LR3 and Skeletal Muscle Research: What Scientists Found in the Extended Half-Life Data
Every neurosurgeon eventually becomes interested in muscle. Not from vanity — from watching patients recover. The patients who do best after major neurological surgery or trauma are almost invariably the ones with the most muscle mass. Sarcopenia — the progressive loss of skeletal muscle with age — is now recognized as one of the strongest…
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GHK-Cu and Skin Biology Research: How This Copper Tripeptide Activates Regenerative Gene Pathways
Skin is the largest organ in the body — and one of the most revealing windows into biological age. I don’t say that from a cosmetic standpoint. As a neurosurgeon, I’ve operated on patients from their 30s to their 90s, and the quality of the skin I’m working with — how it holds a suture,…
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Sermorelin Research and Growth Hormone Decline: What the GHRH Analog Literature Reveals About Aging
Growth hormone doesn’t just decline with age — it crashes. By the time most people reach their 40s, their pulsatile GH secretion has dropped by more than 50% compared to young adulthood. By their 60s, many are effectively in a state of functional growth hormone deficiency. As a neurosurgeon who works with patients recovering from…
