Side-by-side comparison
SS-31 vs Humanin — Price & Profile Comparison
SS-31
Mitochondrial PeptideMitochondrial research
vs
Humanin
Mitochondrial PeptideCytoprotective / longevity research
SS-31
Humanin
Cheapest price
$17.10 /10mg
No data
Vendors stocking
37
0
Regulatory status
FDA-approved (Barth Syndrome)
Not FDA-approved
Mol. weight
639.79 g/mol
≈2,687 g/mol
The short answer
SS-31 vs Humanin: which to choose
Only SS-31 has in-stock verified listings at the moment. Both are mitochondrial peptide compounds, so the decision usually comes down to price, evidence, and tolerability rather than use case.
Price Comparison — 2026
SS-31
VendorPrice
Humanin
No in-stock listings right now.
Safety Notes
SS-31
FDA: FDA-approved (Barth Syndrome)
FDA-approved Sept 2025; 600+ patients in trials; injection site reactions main AE; well-tolerated
Humanin
FDA: Not FDA-approved
Endogenous peptide; cytoprotective; animal studies favorable; no proven harms