Meta-analysisNew
Effects of tirzepatide (GIP/GLP-1 dual receptor agonist) on cardiorenal biomarkers and functional capacity in heart failure: a systematic review and meta-analysis
J Clin Endocrinol Metab · 2026
Research news
Peptide research update · 17 Oct 2026
6 new papers and 0 registered trials added to our tracker since the previous update.
Strongest new evidence
Meta-analysisNew
Efficacy and safety of thymosin α1 combined with chemotherapy for gastric cancer: a systematic review and meta-analysis of randomized controlled trials
Frontiers in Immunology · 2026
Systematic reviewNew
A Systematic Review of the Mechanisms and Therapeutic Applications of GHK-Cu (Glycyl-L-Histidyl-L-Lysine-Copper Complex) in Topical Microneedle Delivery: A Case for Expanded Clinical Trials
Archives of Internal Medicine Research · 2026
New by peptide
GHK-Cu2
Tirzepatide2
Retatrutide1
Thymosin alpha-11
Source: PubMed and ClinicalTrials.gov via the Peptilex study database
GHK-Cu (copper peptide)C
- 2026
Systematic reviewNajafi N et al. · Archives of Internal Medicine ResearchPMID 42787770
- 2026
Animal studyHu J et al. · European Journal of PharmacologyPMID 41997403
TirzepatideA
- 2026
Meta-analysisEisa N et al. · J Clin Endocrinol MetabPMID 42867450
- 2026
Human studyKuo CY et al. · Frontiers in PharmacologyPMID 42851503
RetatrutideB
- 2026
Retatrutide, a Triple Hormone Receptor Agonist, for Treatment of Obesity
Human RCTJastreboff AM et al. · NEJMPMID 42814954
Thymosin alpha-1B
- 2026
Meta-analysisWang Z et al. · Frontiers in ImmunologyPMID 42827862
Get the weekly update
New studies every week on Instagram, TikTok and YouTube.
Go deeper
All 34 peptides in one book
Every profile: what it is, the key studies, the evidence grade and where it stands in 2026.
Peptilex – The Peptide Encyclopedia
- 34 peptides – from semaglutide to BPC-157 – in one book
- An evidence grade (A–E) and the key studies for every peptide
- Where each one stands in 2026 – US, EU and Switzerland
Coming soonPeptilex – The Honest GLP-1 HandbookSemaglutide, tirzepatide and the new pills, explained for adults over 50.