Vendor and compound
DSIP from PeptidePlugs
PeptidePlugs lists DSIP at $4.00 per mg, 46% under the $7.45 peer median. 2 third-party certificates for this compound from this vendor are on file, assayed by Freedom Diagnostics Testing, averaging 99.32% purity. The cheapest listed price for DSIP anywhere in the index is $2.00 per mg at ZC Labs.
All DSIP vendors · PeptidePlugs profile · scores 86.3 of 100, rank 9 · 2 certificates for this compound · verified 29 Aug 2026
What it costs
| Vial | Listed price | Per mg | vs peer median | Listing |
|---|---|---|---|---|
| 10 mg | $40 | $4.00 | -46% | DSIP 10mg |
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 |
|---|---|---|---|---|---|
| 160-05-DK | 25 Jul 2026 | 99.16% | 10 mg → 11.31 mg | Freedom Diagnostics Testing | Open |
| 142-03-DK | 15 Jun 2026 | 99.48% | 10 mg → 11.1 mg | Freedom Diagnostics Testing | Open |
Freedom Diagnostics Testing publishes a lookup, so these reports can be confirmed at the laboratory rather than taken from the vendor. How to check one.
Other vendors selling DSIP
| Vendor | Score | Per mg | Certificates for this compound |
|---|---|---|---|
| Next Gen Peptides | 93.8 | — | 1 |
| Ascend Science | 90.1 | $7.00 | 2 |
| Amino Club | 88.3 | $6.00 | 0 |
| Modern Aminos | 88.1 | $7.00 | 1 |
| Origin Labs | 87.7 | — | 1 |
| Bench Grade Peptides | 86.8 | $8.60 | 0 |
| Polaris Peptides | 86.6 | $8.00 | 0 |
| Hydro Research Peptides | 86.5 | $10.00 | 1 |
Ordered by overall evidence score. See every vendor listing DSIP.
Questions
Is DSIP from PeptidePlugs third-party tested?
Yes. 2 certificates for DSIP from PeptidePlugs are on file, signed by Freedom Diagnostics Testing. Each names a lot, prints the assayed mass against the labelled mass, and links to the document it was read from. Freedom Diagnostics Testing also publishes a lookup, so the report can be confirmed at the laboratory rather than taken from the vendor.
How much does DSIP cost at PeptidePlugs?
$4.00 per milligram, from 10 mg at $40. The peer median across every vendor we price for DSIP is $7.45 per mg, so this is -46% against the market. Prices are normalised per milligram so vials of different sizes compare fairly.
Is PeptidePlugs a good place to buy DSIP?
PeptidePlugs scores 86.3 of 100 on the published rubric and ranks 9 overall, computed from its documentation rather than from opinion. For DSIP specifically it has 2 certificates on file. ZC Labs lists it cheaper at $2.00 per mg.