PeptidesEvidence: Preclinical
BPC-157: What the Research Actually Shows
BPC-157 is promoted for gut and tendon healing, but the evidence is mostly rat studies. Here is what the research shows, its limits, safety, and legal status.
Library
All articles
Every explainer we have published, newest first. Each one lists its sources and rates the strength of the evidence.
PeptidesEvidence: Limited clinical (topical)
GHK-Cu: The Copper Peptide, Separating Evidence From Hype
What does the research really show about GHK-Cu copper peptide for skin, wounds, and hair? A look at the studies, their limits, safety, and FDA status in 2026.
Immune HealthEvidence: Established + emerging
How Herpes Simplex Hides: Latency, Immunity, and Where Treatment Research Stands
How HSV-1 and HSV-2 hide in nerve cells, how immunity keeps them in check, what antivirals do today, and where vaccine and cure research really stands.