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Category Archives: Peptide Guides

Educational guides and evidence-based articles on research peptides — BPC-157, TB-500, GHK-Cu, GLP-1 analogs, and more.

BPC-157 for Gut Health: IBD, Ulcers & Leaky Gut Research

BPC-157 was first isolated from human gastric juice. What rat-ulcer, colitis and leaky-gut research actually [...]

BPC-157 for Joint Pain and Tendon Healing: Clinical Evidence, Dosing Protocol & Recovery Timeline

BPC-157 protocol for tendon injury and joint recovery: animal evidence, dosing (250-500 mcg twice daily), [...]

TB-500 Side Effects: Complete Safety Profile, the Cancer-Risk Question & Real-World Reports

TB-500 is the second-most-discussed recovery peptide on the internet — and like its cousin BPC-157, [...]

BPC-157 Oral vs Injectable: Bioavailability, Formats & How to Choose

Quick answer. Oral BPC-157 capsules and subcutaneous injection are not interchangeable. Oral capsules survive gastric [...]

BPC-157 Side Effects: Complete Safety Profile, Real-World Reports & Risk Factors

An honest, evidence-based look at BPC-157 side effects: what animal studies actually show, real human-reported [...]

Best Growth Hormone Peptides: 10 GHRH Analogues, GHRPs, and HGH Compounds Compared

Key takeaways The growth-hormone-axis peptide research literature splits into three classes: GHRH analogues (Sermorelin, CJC-1295, [...]

Best Cosmetic Peptides: GHK-Cu, AHK-Cu, Melanotan II and the Collagen, Hair and Pigmentation Compounds

Key takeaways The cosmetic-peptide research literature has three substantive entries: GHK-Cu (copper tripeptide; collagen / [...]

Best Nootropic Peptides: Semax, Selank, DSIP and Adamax Compared

Key takeaways The nootropic / CNS peptide cluster has four primary research compounds — Semax, [...]

Best Longevity Peptides: Epitalon, NAD+, SS-31, MOTS-c and the Cellular-Ageing Compounds

Key takeaways The longevity / cellular-ageing peptide research literature splits into three mechanism families: telomere [...]

Peptide Blends Explained: BPC-157 + TB-500, Peptide Healing Stack, and GLOW Blend Compared

Key takeaways Three pre-bundled blends on the catalogue: BPC-157 + TB-500 Blend (tissue repair), Peptide [...]

How to Read a Peptide Certificate of Analysis: HPLC Purity, Mass Spec Confirmation, and Sequence Verification

Key takeaways A peptide Certificate of Analysis (COA) is the document proving identity, purity, and [...]

Peptide Cycling Protocols Explained: When to Cycle, When Not To, and Why

Key takeaways Cycling = alternating “on” and “off” periods of peptide administration. The mechanistic rationale [...]

Peptide Storage and Cold-Chain Protocol Guide

Key takeaways Dual storage temps for lyophilized vials: −20 °C for long-term storage of unopened [...]

Peptide Injection Routes: Subcutaneous vs Intramuscular vs Intranasal Compared

Key takeaways Subcutaneous (SC) is the dominant route for most peptide research. Easiest technique, good [...]

How to Reconstitute Lyophilized Peptides: The Generalised Reconstitution Math Guide

Key takeaways Reconstitution math reduces to one formula: concentration = mg of peptide ÷ mL [...]

Oxytocin Acetate Peptide: Nonapeptide Social-Bonding and Reproductive Research Guide

Key takeaways Oxytocin is a nonapeptide produced in the hypothalamus. The same molecule across all [...]

Follistatin 344 and GDF-8 (Myostatin): The Myostatin Pathway Inhibitor and Ligand Research Guide

Key takeaways Two molecules, one pathway. Follistatin 344 binds and neutralises myostatin; GDF-8 (Myostatin) is [...]

AHK-Cu Peptide: Hair-Follicle-Selective Copper Tripeptide Research Guide

Key takeaways AHK-Cu is a hair-follicle-selective copper tripeptide. Single N-terminal residue substitution (alanine for glycine) [...]

DSIP Peptide: Delta Sleep-Inducing Peptide Research Guide

Key takeaways DSIP = Delta Sleep-Inducing Peptide. Nonapeptide isolated in the 1970s from cerebral venous [...]

Selank Peptide: Russian-Developed Anxiolytic Tuftsin Analogue Research Guide

Key takeaways Selank is a Russian-developed synthetic tuftsin analogue. The tetrapeptide tuftsin core has Pro-Gly-Pro [...]

MOTS-c Peptide: Mitochondrial-Derived Peptide AMPK Activator Research Guide

Key takeaways MOTS-c is encoded in the mitochondrial genome. A 16-amino-acid peptide encoded within the [...]

Kisspeptin-10 Peptide: HPG-Axis Upstream Activator Research Guide

Key takeaways Kisspeptin-10 is the upstream activator of the HPG (hypothalamic-pituitary-gonadal) axis. The molecule that [...]

Survodutide Peptide: GLP-1 / Glucagon Dual Agonist with MASH Activity

Key takeaways Survodutide is a GLP-1 / glucagon dual agonist developed by Boehringer Ingelheim. Phase [...]

Mazdutide Peptide: GLP-1 / Glucagon Dual Agonist Research Guide

Key takeaways Mazdutide is a GLP-1 / glucagon dual agonist. Developed primarily by Innovent Biologics [...]