Vendor and compound
SS-31 from Bench Grade Peptides
Bench Grade Peptides lists SS-31 at $8.00 per mg, 48% over the $5.40 peer median. 1 third-party certificate for this compound from this vendor is on file, assayed by AV Analytics, averaging 99.79% purity. The cheapest listed price for SS-31 anywhere in the index is $3.00 per mg at Hydro Research Peptides.
All SS-31 vendors · Bench Grade Peptides profile · scores 86.8 of 100, rank 6 · 1 certificate for this compound · verified 15 Sept 2026
What it costs
| Vial | Listed price | Per mg | vs peer median | Listing |
|---|---|---|---|---|
| 10 mg | $80 | $8.00 | +48% | SS-31 |
Read from the vendor’s own store and normalised per milligram, because a smaller vial at a lower sticker price is usually the dearer peptide.
What the laboratory found
| Lot | Assayed | Purity | Label → assayed | Laboratory | Record |
|---|---|---|---|---|---|
| 00011/0011 | 3 Sept 2026 | 99.79% | 10 mg → 10.18 mg | AV Analytics | Open |
Other vendors selling SS-31
| Vendor | Score | Per mg | Certificates for this compound |
|---|---|---|---|
| Ascend Science | 90.1 | $5.25 | 1 |
| Origin Labs | 87.7 | — | 1 |
| Polaris Peptides | 86.6 | $5.16 | 1 |
| Hydro Research Peptides | 86.5 | $3.00 | 0 |
| PeptidePlugs | 86.3 | $4.00 | 6 |
| ZC Labs | 83.2 | $3.75 | 1 |
| Koi Peptides | 79.8 | $5.00 | 0 |
| Ascension Peptides | 79 | $8.00 | 1 |
Ordered by overall evidence score. See every vendor listing SS-31.
Questions
Is SS-31 from Bench Grade Peptides third-party tested?
Yes. 1 certificate for SS-31 from Bench Grade Peptides is on file, signed by AV Analytics. Each names a lot, prints the assayed mass against the labelled mass, and links to the document it was read from.
How much does SS-31 cost at Bench Grade Peptides?
$8.00 per milligram, from 10 mg at $80. The peer median across every vendor we price for SS-31 is $5.40 per mg, so this is +48% against the market. Prices are normalised per milligram so vials of different sizes compare fairly.
Is Bench Grade Peptides a good place to buy SS-31?
Bench Grade Peptides scores 86.8 of 100 on the published rubric and ranks 6 overall, computed from its documentation rather than from opinion. For SS-31 specifically it has 1 certificate on file. Hydro Research Peptides lists it cheaper at $3.00 per mg.