Peptide knowledge
In-depth, source-based articles — mechanisms, research status and legal context. Neutral, no hype, no sales.
14 June 2026 · 4 min read
CJC-1295 vs. Mod-GRF (1-29): What's the Difference?
Both are GHRH analogs – but an albumin-binding group (DAC) sets them apart: days versus minutes, sustained baseline versus a short pulse. What the research shows.
Read article →5 June 2026 · 2 min
Weight-Loss Injections Compared: Semaglutide, Tirzepatide & Retatrutide
A factual comparison of the three generations of weight-loss injections: one, two or three receptors, and what clinical trials showed on weight loss.
5 June 2026 · 2 min
Are Peptides Legal in Germany? Legal Status 2026 – Explained
A neutral overview of the legal status of peptides in Germany: approved, prescription-only, not approved, and what that means for common peptides.
5 June 2026 · 2 min
Oxytocin: the Bonding Molecule in the Brain – Explained
A factual look at oxytocin: a naturally occurring neuropeptide for social bonding, its role in the brain, the link to the MDMA feeling, and its nuanced legal status.
5 June 2026 · 2 min
TB-500: How It Works, the Evidence & Legal Status
A factual look at TB-500: a synthetic fragment related to thymosin beta-4, its research context, and its clear anti-doping status.
5 June 2026 · 2 min
BPC-157: How It Works, the Evidence & Legal Status
A factual look at BPC-157: a synthetic peptide in tissue and recovery research, and why the human evidence is limited.
5 June 2026 · 2 min
Retatrutide: How It Works & The Evidence – Explained
A factual look at retatrutide: its triple mechanism, trial findings on weight and metabolism, and its current approval status.
5 June 2026 · 2 min
GHK-Cu: The Copper Peptide in Skincare – Explained
A factual look at GHK-Cu: a naturally occurring copper peptide, its research context in skincare, and the difference between topical and systemic use.
5 June 2026 · 2 min
CJC-1295 DAC in Germany: Legal Status & Context
A factual look at CJC-1295 DAC: how it works, how it differs from the no-DAC variant, and its legal status in Germany.
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