The central hub for peptide research
Consolidated research summaries, dosing guides, reconstitution tools, and community experiences — all in one place. For informational purposes only.
What are peptides?
A quick primer on what they are, how they work, and why researchers study them.
What they are
Peptides are short chains of amino acids — the building blocks of proteins. They naturally occur in the body and act as signaling molecules that regulate biological processes from healing to metabolism.
How they work
Most peptides work by binding to specific receptors or activating gene expression pathways. They are highly targeted — designed or derived from natural sequences to influence a specific biological function.
Research context
The majority of peptides discussed here are studied in preclinical (animal) models. Human clinical data varies widely. This site aggregates that research and community data without clinical endorsement.
Video of the Week
Editorially selected for scientific accuracy and educational merit.
a16z
Andrew Huberman: Peptides, Sleep Tech, and the End of Obesity
“Selected for scientific depth and breadth across peptide research, metabolic health, and sleep optimization.”
Editorial selection only. This video is featured for its scientific accuracy and educational value as evaluated by Research Stack.
Inclusion does not constitute endorsement of the creator, their channel, other content they produce, or any products, brands, or services mentioned.
Research Stack has no affiliation with, and receives no compensation from, any creator or channel featured here.
Peptide Search Trends
LiveMost searched peptides this week · updated April 7, 2026
Relative search interest
#1 this week
Retatrutide
Retatrutide Phase 2 Trial — 24% Weight Loss (NEJM 2023)
Landmark Phase 2 trial showing 24.2% mean body weight reduction over 48 weeks with the triple GIP/GLP-1/glucagon agonist.
Read sourceScores reflect relative community search interest. Updated weekly by Research Stack editors.
Featured peptides
Well-researched profiles to start with.
BPC-157
HealingBody Protection Compound · PL 14736
BPC-157 is a synthetic pentadecapeptide derived from a protective protein found in gastric juice. It has been extensivel…
CJC-1295 / Ipamorelin Stack
PerformanceCJC-1295 Ipamorelin · Mod GRF 1-29 Ipamorelin
The CJC-1295 (without DAC) and Ipamorelin combination is the most widely researched and community-validated growth hormo…
Retatrutide
GLP-1LY3437943 · Triple G
Retatrutide is an investigational triple agonist targeting GIP, GLP-1, and glucagon receptors simultaneously. Phase 2 tr…
Research tools
Practical calculators and guides to support informed research.
Dosing Calculator
Enter vial size and BAC water volume to calculate draw amount and doses per vial.
Reconstitution Guide
Step-by-step visual guide to safely reconstitute lyophilized peptide powder.
Research Supplies
Syringes, BAC water, sharps containers, and storage accessories commonly used in peptide research.
Community logs
Aggregated experiences from public forums.
Reddit r/Peptides
BPC-157 for Achilles tendon recovery — 12 week log
Detailed protocol log covering a 12-week BPC-157 subcutaneous injection protocol at 500mcg/day for an Achilles tendon injury. User documented progressive improvements in mobility and pain reduction from week 4 onward.
View thread →Reddit r/PeptideLog
CJC-1295 + Ipamorelin 16-week body composition log
16-week log using CJC-1295 (Mod GRF) + Ipamorelin at 200/200mcg nightly. User reported improved sleep quality within 2 weeks, and gradual fat loss (~4 lbs) over the full protocol with no significant muscle gain. Noted water retention in the first month.
View thread →Reddit r/Semaglutide
Semaglutide compounded 6-month weight loss journey
User documented a 6-month journey starting at 0.25mg/week, titrating to 1mg. Lost 28 lbs. Nausea was significant in weeks 1–3 but resolved. Notes dramatic reduction in food cravings and portion sizes by month 2.
View thread →Curated research papers
Organized access to peer-reviewed literature with plain-language summaries.
Browse researchFacilitated by Pokai Research · Pokai App
Browse by category
Find peptides relevant to your area of interest.
Healing
Tissue repair, gut health, tendon and ligament recovery.
Performance
GH peptides, muscle recovery, endurance.
GLP-1
Metabolic peptides, weight management, glucose control.
Nootropic
Cognitive support, neuroprotection, mood.
Anti-Aging
Collagen, skin health, longevity-focused peptides.
Metabolic
Energy metabolism, fat oxidation, mitochondrial support.