The PUŪRA Journal · 14 articles
Peptide research education, in plain English.
What each compound is, what has been studied, and where the evidence is still developing. Every article ends with what the research actually supports.
Cellular Research · 2 articles
Cellular Research · 5 min
MOTS-c vs SS-31: Two Mitochondrial Peptides, Two Very Different Jobs
MOTS-c and SS-31 are both called mitochondrial peptides, but they differ in origin, size, mechanism and evidence. A plain-English comparison of what each one is, how each works in research, and where each sits on the evidence ladder.
September 22, 2026Cellular Research · 5 min
Why Mitochondria Matter, and the Peptides Researchers Study Them With
Mitochondria do far more than make energy. A plain-English guide to what they are, why their health is central to ageing research, and the peptides studied in mitochondrial research: SS-31, MOTS-c and humanin, with the evidence for each.
September 21, 2026
Free kit · 3 guides · 23 pages
Go deeper with three complimentary guides.
Peptides 101, The Peptide Short List and The Assurance Checklist, in one email.
Send me the kit