Peptide Research Library

Curated peptide research summaries, clinical study breakdowns, and evidence-based dispatches on GLP-1s, BPC-157, growth hormone secretagogues, and more.

• Your Magnesium Test Is Measuring the Wrong 1 Percent
  research

  There is a specific failure mode in lab testing that is worth understanding, because it repeats across several nutrients and magnesium is its cleanest example. …

• Your Blood Is a Grease Report — And the One Fat Ratio That Predicts How Long You Live Isn't on Your Panel
  research

  You can run a full lipid panel, watch your LDL and triglycerides land in range, and still be walking around with a fatty-acid profile that quietly tracks with a…

• Your Cholesterol Is Fine and You Could Still Be on Fire Inside — The Inflammation Marker Almost No One Measures
  research

  Two people walk into the same clinic. Same age, same LDL cholesterol, same blood pressure, same clean stress test. On paper their cardiovascular risk looks iden…

• There's a Genetic Cardiovascular Risk Marker in 1 of 5 People — and It's Probably Not on Your Last Blood Panel
  research

  Here is an uncomfortable fact about the standard cardiovascular workup most adults receive: it can come back clean — total cholesterol fine, LDL fine, blood pre…

• Your Fasting Insulin Is the Number Your Doctor Never Ordered — And It Breaks Years Before Your Glucose
  research

  ## The marker that fails first — and gets tested last There is a specific sequence to how metabolic disease unfolds, and almost nobody gets to watch it happen.…

• Your GGT Is 38 and Your Doctor Said 'Normal' — That Number Is the Earliest Warning Sign of Fatty Liver and Cardiovascular Mortality You Will Get
  research

  Most people get a comprehensive metabolic panel once a year. Most of those panels include something called GGT, or gamma-glutamyl transferase. Most patients hav…

• Your Uric Acid Is 6.8 and Your Doctor Said 'Fine' — That Number Is Telling You Your Metabolism Is Already Broken
  research

  You ran an annual physical. Your CBC and CMP came back. Buried in the metabolic panel, in a row most patients never read and most physicians never circle, sits …

• Your Ferritin Is 300 and Your Doctor Says You're Fine — That's Not Normal, That's the Problem
  research

  ## The marker your annual physical almost never orders Walk into a routine physical in the United States and ask for a "complete iron panel." Most primary care…

• Your Vitamin D Is "Normal" — And Your Insulin Resistance Is Getting Worse Anyway
  research

  Your last physical reported 25-hydroxyvitamin D at 32 ng/mL. The lab range said 30-100. The note from your physician said "sufficient." That note is the proble…

• Your Homocysteine Number Is the Cardiovascular and Brain Marker Your Doctor Almost Certainly Did Not Run
  research

  ## The marker hiding in plain sight If you are over 40 and you have ever asked your physician for a "complete" blood panel, take a second to find your most rec…

• Your Thyroid Panel Is One Number — And That's Why You Still Feel Like Garbage
  research

  # Your Thyroid Panel Is One Number — And That's Why You Still Feel Like Garbage ## The TSH-only screening trap You went to your doctor because you're tired al…

• Hot Take: The FDA Just Quietly Moved 12 Peptides — And It is Not What Most Clinics Are Telling You
  research

  # Hot Take: The FDA Just Quietly Moved 12 Peptides — And It's Not What Most Clinics Are Telling You ## What happened Effective **April 22, 2026**, the FDA rem…

• Your Cells Are Running Out of Fuel — And No Standard Blood Panel Is Checking
  research

  # Your Cells Are Running Out of Fuel — And No Standard Blood Panel Is Checking ## The NAD+ collapse nobody told you about You hit 45 and the wheels start comi…

• The 2026 Cholesterol Guidelines Just Changed Everything — And Your Doctor Still Isn't Testing ApoB
  research

  Your last lipid panel probably showed four numbers: total cholesterol, LDL, HDL, and triglycerides. Your doctor glanced at them, said "looks fine," and moved on…

• You're Hemorrhaging Growth Hormone Every Night — And Your Sleep Tracker Can't See It
  research

  ## You're Hemorrhaging Growth Hormone Every Night — And Your Sleep Tracker Can't See It Most executives I talk to are optimizing the wrong thing. They've got …

• Your Cortisol Is Wrecking Your Metabolism — And Your Doctor Isn't Testing It
  research

  ## The Stress Hormone That's Quietly Destroying Your Body Composition You sleep 5 hours, pound espresso by 7 AM, white-knuckle through back-to-back meetings un…

• Your Testosterone Is "Normal" — And That's the Problem
  research

  ## Your Testosterone Is "Normal" — And That's the Problem You got your annual physical. Your doctor checked testosterone. It came back at 380 ng/dL. He said, "…

• GLP-1s Are Shrinking More Than Your Waistline
  Metabolic

  GLP-1 receptor agonists (semaglutide, tirzepatide) have evolved over the past three years from glucose-and-weight interventions into broad metabolic-and-inflamm…

• Epithalon and Telomere Biology: Current Evidence and Future Directions
  Anti-Aging

  Epithalon (Ala-Glu-Asp-Gly) is a tetrapeptide developed at the St. Petersburg Institute of Bioregulation and Gerontology and has been the subject of a thirty-ye…

• Semax and Cognitive Enhancement: Mechanisms and Applications
  Cognitive

  Semax (Met-Glu-His-Phe-Pro-Gly-Pro) is a synthetic ACTH 4-10 analog developed in 1980s Russia and is one of the few peptide nootropics with formal regulatory ap…

Educational content — not medical advice. Effects described are drawn from cited research in study subjects.