Longevity · 3 vendors stocking
Elamipretide, MTP-131, SS-031
Every point is published and checkable — how the value score is built ›
| Vendor | Listing | Size | Vial price | Per milligram, after code | Value | |
|---|---|---|---|---|---|---|
| ZestyRat Best buy | SS-31 – 10mg | 10mg | $49.99 | $4.50 |
9.1 | View › |
| Ascension | SS-31 (10MG) | 10MG | $60.00 | $6.00 | 5.7 | View › |
| Dynamic | SS-31 Peptide 10mg | 10mg | $64.99 | $6.50 | 5.5 | View › |
Every row read from the vendor's live storefront on August 26, 2026. Ordered by value score, not by sticker price. Vials only — capsules, sprays and serums are excluded. Method ›
SS-31 is a mitochondria-targeting tetrapeptide that concentrates in the inner mitochondrial membrane, studied in cardiolipin and mitochondrial-function models. Every vendor we index carries it at 10mg.
Deeper background, sourcing and quality notes live on our sister site: Peptides Uncaged ›
Always-on partner code, re-tested at a live checkout. It stacks on the prices above, so a ZestyRat row within 10% of the leader is usually the cheaper order. Every other working code is on the Deal Board.
Questions
The cheapest SS-31 vial across the three storefronts we index is ZestyRat Research at $49.99 for the 10mg vial — $5.00 per milligram Prices were read from the vendors' live catalogues on August 26, 2026.
ZestyRat Research, at $5.00 per milligram. That is 17% below the next-cheapest vendor on the board. The vendor our readers order from most, and every reader order has shipped. Open checkout — no account required. Third-party HPLC on every batch.
Across the vendors we index: 10MG, 10mg. Larger vials are almost always cheaper per milligram, which is why the table above is sorted on that column rather than on sticker price.
Uniform 10mg vials across the board make this one of the cleanest price comparisons in the index — the cheapest row here really is the cheapest vendor.
No. SS-31 is sold by every vendor listed here for laboratory research use only. Nothing on this page is medical advice or a recommendation to use any compound.
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