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● CHANGELOG156 PEPTIDE PROFILES TRACKED · 109 RESEARCH UPDATES · LAST UPDATED 2026-06-16

What’s been published.

A running record of new content on PeptaHub — guides, comparisons, best-of lists, and research news, in reverse chronological order. All entries link to the live page.

  1. June 16, 2026NEWSPeptide Reclassification Status — April 2026
  2. June 10, 2026GUIDEHow PeptaHub Grades Peptide Evidence
  3. June 9, 2026GUIDEFDA Peptide Tracker 2026
  4. June 9, 2026NEWSGLP-1s and Gastroparesis in 2026: Signal vs. Denominator
  5. June 9, 2026GUIDESemaglutide vs Tirzepatide vs Retatrutide: 3-Way GLP-1 Comparison
  6. June 9, 2026COMPARETB-500 vs Thymosin Beta-4: Fragment vs Full Peptide Explained
  7. June 7, 2026GUIDEGHK-Cu (Copper Peptide): Evidence, Mechanisms & Regulatory Status
  8. June 7, 2026GUIDEReading a Peptide COA & Evaluating Supplier Quality
  9. June 7, 2026GUIDERetatrutide: Evidence, Mechanism & Trial Status
  10. June 7, 2026GUIDESemaglutide: Evidence, Mechanism & Approved Uses
  11. June 7, 2026COMPARESurvodutide vs Tirzepatide: Pipeline vs Approved Dual Agonist
  12. June 7, 2026GUIDETirzepatide: Evidence, Mechanism & Approved Uses
  13. June 2, 2026NEWSMOTS-c as an Exercise Mimetic: 2021–2025 Evidence
  14. May 26, 2026NEWSGLP-1s and Primary Prevention: The SELECT Trial
  15. May 19, 2026NEWSRetatrutide Evidence Into Mid-2026
  16. May 12, 2026NEWSMelanotan II Safety in 2026: Case-Report Evidence
  17. May 5, 2026NEWSFDA Compounding Crackdown 2025: GLP-1 Access, Reshaped
  18. April 17, 2026GUIDEAmylin Analogs: A Guide to Pramlintide, Cagrilintide, and the Amylin-GLP-1 Axis
  19. April 17, 2026GUIDEAntimicrobial Peptides: A Guide to Cathelicidins, Defensins, Magainin, and Clinical AMPs
  20. April 17, 2026BESTBest Peptides for Anti-Wrinkle and Cosmetic Use in 2026
  21. April 17, 2026BESTBest Peptides for Bone Health and Osteoporosis in 2026
  22. April 17, 2026BESTBest Peptides for Longevity and Bioregulators in 2026
  23. April 17, 2026COMPAREBortezomib vs Carfilzomib: Proteasome Inhibitors for Multiple Myeloma Compared
  24. April 17, 2026GUIDECardiovascular Peptides: A Guide to Antithrombotics, Natriuretic Peptides, and RAAS Peptides
  25. April 17, 2026GUIDECollagen Peptide Types: Type I, II, III, and Hydrolysate Dipeptides Compared
  26. April 17, 2026COMPAREDesmopressin vs Vasopressin: V2-Selective vs Native AVP Compared
  27. April 17, 2026GUIDEEndogenous Opioid Peptides: A Guide to Dermorphin, Deltorphin, Kyotorphin, Nociceptin, and MIF-1
  28. April 17, 2026COMPAREGnRH Agonists vs Antagonists: Leuprolide vs Cetrorelix Compared
  29. April 17, 2026GUIDEGnRH Analogs: A Guide to Agonists, Antagonists, and Clinical Uses
  30. April 17, 2026COMPAREGramicidin vs Polymyxin B: Two FDA-Approved Peptide Antibiotics Compared
  31. April 17, 2026GUIDEGut Hormones: A Guide to Motilin, Secretin, PYY, GIP, Nesfatin-1, and Glucagon
  32. April 17, 2026GUIDENootropic Peptides: Semax Variants, Selank, Dihexa, and Cerebrolysin Compared
  33. April 17, 2026COMPAREOctreotide vs Lanreotide vs Pasireotide: Somatostatin Analogs Compared
  34. April 17, 2026GUIDEPain Peptides: A Guide to Substance P, Bradykinin, CGRP, Ziconotide, and Galanin
  35. April 17, 2026GUIDEPeptide Therapeutics in Oncology: Proteasome Inhibitors, HDAC Inhibitors, and Beyond
  36. April 17, 2026GUIDESomatostatin Analogs: A Guide to Somatostatin, Cortistatin, and SSTR Pharmacology
  37. April 17, 2026COMPARETeriparatide vs Abaloparatide: PTH(1-34) vs PTHrP Analogs for Osteoporosis
  38. April 17, 2026GUIDEThe Melanocortin System: α-MSH, NPY, Galanin, and Melanocortin-Receptor Pharmacology
  39. April 17, 2026GUIDEThymic Peptides: A Guide to Thymopentin, Thymopoietin, Thymulin, and Thymus Extract
  40. April 14, 2026GUIDEHow to Reconstitute Peptides: Dosing Math, Protocol & Storage
  41. April 14, 2026GUIDEPeptide Safety Guide: Side Effects, Risks & Protocols
  42. April 13, 2026COMPAREAOD-9604 vs Tesamorelin: GH Fragment vs FDA-Approved GHRH Analog
  43. April 13, 2026COMPAREBPC-157 vs Ipamorelin: Tissue Repair vs Growth Hormone Optimization
  44. April 13, 2026COMPAREBPC-157 vs MGF: Systemic Repair Peptide vs Mechano Growth Factor
  45. April 13, 2026COMPARECagriSema vs Semaglutide: Dual-Pathway Combination vs GLP-1 Monotherapy
  46. April 13, 2026COMPARECagriSema vs Tirzepatide: Amylin/GLP-1 vs GIP/GLP-1 Dual Therapy
  47. April 13, 2026COMPARECJC-1295 vs Tesamorelin: Long-Acting Research GHRH vs FDA-Approved GHRH
  48. April 13, 2026COMPAREDihexa vs Semax: Potent Nootropic Hexapeptide vs Established Cognitive Peptide
  49. April 13, 2026COMPAREEpithalon vs FOXO4-DRI: Telomerase Activation vs Senolytic Cell Clearance
  50. April 13, 2026COMPAREGHK-Cu vs Epithalon: Skin Regeneration vs Telomere Anti-Aging
  51. April 13, 2026COMPAREGHK-Cu vs Matrixyl: Copper Peptide vs Signal Peptide for Skin
  52. April 13, 2026COMPAREGHRP-2 vs GHRP-6: Classic Growth Hormone Releasing Peptides Compared
  53. April 13, 2026COMPAREGHRP-6 vs Ipamorelin: Classic GHRP vs Modern Selective GH Peptide
  54. April 13, 2026COMPAREHexarelin vs Ipamorelin: Comparing Ghrelin-Pathway GH Peptides
  55. April 13, 2026COMPAREHumanin vs MOTS-c: Comparing Two Mitochondrial-Derived Peptides
  56. April 13, 2026COMPAREIGF-1 DES vs IGF-1 LR3: Localized Potency vs Systemic Anabolism
  57. April 13, 2026COMPAREIpamorelin vs GHRP-2: Comparing Two Growth Hormone Secretagogues
  58. April 13, 2026COMPAREIpamorelin vs Tesamorelin: GH Secretagogue vs FDA-Approved GHRH Analog
  59. April 13, 2026COMPARELiraglutide vs Tirzepatide: First-Gen GLP-1 vs Dual Agonist
  60. April 13, 2026COMPAREMazdutide vs Semaglutide: GLP-1/Glucagon Dual Agonist vs GLP-1 Monotherapy
  61. April 13, 2026COMPAREMazdutide vs Tirzepatide: GLP-1/Glucagon vs GLP-1/GIP Dual Agonists
  62. April 13, 2026COMPAREMelanotan II vs PT-141: Broad Melanocortin Agonist vs Targeted Sexual Health Peptide
  63. April 13, 2026COMPAREMGF vs PEG-MGF: Native Mechano Growth Factor vs Its PEGylated Form
  64. April 13, 2026COMPAREMK-677 vs CJC-1295: Oral Ghrelin Mimetic vs Injectable GHRH Analog
  65. April 13, 2026COMPAREMK-677 vs Sermorelin: Oral Ghrelin Mimetic vs Injectable GHRH Analog
  66. April 13, 2026COMPAREMOTS-c vs SS-31: Metabolic Regulator vs Mitochondrial Membrane Stabilizer
  67. April 13, 2026COMPAREOrforglipron vs Semaglutide: Foundayo vs Wegovy
  68. April 13, 2026COMPAREOrforglipron vs Tirzepatide: Oral Small Molecule vs Injectable Dual Agonist
  69. April 13, 2026COMPARERetatrutide vs Semaglutide: Triple Agonist vs Market Leader
  70. April 13, 2026COMPARERetatrutide vs Survodutide: Triple Agonist vs Dual GLP-1/Glucagon Agonist
  71. April 13, 2026COMPARERetatrutide vs Tirzepatide: Triple vs Dual Agonist for Weight Loss
  72. April 13, 2026COMPARESelank vs N-Acetyl Semax Amidate: Anxiolytic vs Enhanced Nootropic
  73. April 13, 2026COMPARESemaglutide vs Exenatide: Next-Gen vs First-Gen GLP-1 Agonist
  74. April 13, 2026COMPARESemaglutide vs VK2735: Established GLP-1 vs Emerging Dual GLP-1/GIP Agonist
  75. April 13, 2026COMPARESemax vs Noopept: ACTH-Derived Peptide vs Ampakine Nootropic
  76. April 13, 2026COMPARESermorelin vs Tesamorelin: GHRH Analogs with Different Profiles
  77. April 13, 2026COMPARESNAP-8 vs Argireline: Extended vs Original SNARE-Pathway Peptides
  78. April 13, 2026COMPARESurvodutide vs Semaglutide: Dual GLP-1/Glucagon vs GLP-1 Only
  79. April 13, 2026COMPARETB-500 vs IGF-1 LR3: Tissue Repair vs Anabolic Growth Factor
  80. April 13, 2026COMPAREThymosin Alpha-1 vs Thymalin: Defined Immune Peptide vs Bioregulator
  81. April 13, 2026COMPARETirzepatide vs Dulaglutide: Eli Lilly's Two GLP-1 Generations
  82. April 12, 2026COMPAREAOD-9604 vs Semaglutide: GH Fragment vs GLP-1 for Fat Loss
  83. April 12, 2026GUIDEAre Peptides Safe? Risks, Side Effects & What the Research Says
  84. April 12, 2026BESTBest Peptides for Anti-Aging in 2026
  85. April 12, 2026BESTBest Peptides for Bodybuilding in 2026
  86. April 12, 2026BESTBest Peptides for Healing and Recovery in 2026
  87. April 12, 2026BESTBest Peptides for Muscle Growth in 2026
  88. April 12, 2026BESTBest Peptides for Skin Care and Rejuvenation in 2026
  89. April 12, 2026BESTBest Peptides for Sleep Quality in 2026
  90. April 12, 2026BESTBest Peptides for Weight Loss in 2026
  91. April 12, 2026BESTBest Peptides for Women in 2026
  92. April 12, 2026COMPAREBPC-157 vs GHK-Cu: Repair Peptide vs Regenerative Copper Peptide
  93. April 12, 2026COMPAREBPC-157 vs Semaglutide: Recovery Peptide vs Weight Loss Giant
  94. April 12, 2026COMPAREBPC-157 vs TB-500: Comparing Two Leading Recovery Peptides
  95. April 12, 2026COMPARECJC-1295 vs Sermorelin: GHRH Analogs Head to Head
  96. April 12, 2026GUIDEHow Do Peptides Work? Mechanisms Explained
  97. April 12, 2026COMPAREIpamorelin vs Sermorelin: Growth Hormone Secretagogues Compared
  98. April 12, 2026COMPAREMK-677 vs Ipamorelin: Oral GH Secretagogue vs Injectable Peptide
  99. April 12, 2026GUIDEPeptide Legal Status: What's Legal, Prescription, and Banned
  100. April 12, 2026GUIDEPeptides for Beginners: Where to Start
  101. April 12, 2026COMPAREPeptides vs SARMs: What Are the Differences?
  102. April 12, 2026COMPAREPeptides vs Steroids: Understanding the Key Differences
  103. April 12, 2026COMPAREPT-141 vs Kisspeptin: Sexual Health Peptides Compared
  104. April 12, 2026COMPARESelank vs Semax: Comparing Russian Nootropic Peptides
  105. April 12, 2026COMPARESemaglutide vs Liraglutide: GLP-1 Agonists Compared
  106. April 12, 2026COMPARESemaglutide vs Tirzepatide: The GLP-1 Weight Loss Comparison
  107. April 12, 2026COMPARETB-500 vs GHK-Cu: Tissue Repair Peptides Compared
  108. April 12, 2026COMPARETesamorelin vs Semaglutide: Fat Reduction Through Different Pathways
  109. April 12, 2026GUIDEWhat Are Peptides? A Complete Introduction