Vendor and compound
DSIP from Simple Peptide
Simple Peptide lists DSIP at $7.00 per mg, 6% under the $7.45 peer median. 1 third-party certificate for this compound from this vendor is on file, assayed by Freedom Diagnostics Testing, averaging 99.71% purity. The cheapest listed price for DSIP anywhere in the index is $2.00 per mg at ZC Labs.
All DSIP vendors · Simple Peptide profile · scores 84.9 of 100, rank 10 · 1 certificate for this compound · verified 28 Sept 2026
What it costs
| Vial | Listed price | Per mg | vs peer median | Listing |
|---|---|---|---|---|
| 5 mg | $35 | $7.00 | -6% | DSIP 5MG |
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 |
|---|---|---|---|---|---|
| DSIP5-062026-1 | 15 Jun 2026 | 99.71% | 5 mg → 5.95 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 Simple Peptide third-party tested?
Yes. 1 certificate for DSIP from Simple Peptide is 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 Simple Peptide?
$7.00 per milligram, from 5 mg at $35. The peer median across every vendor we price for DSIP is $7.45 per mg, so this is -6% against the market. Prices are normalised per milligram so vials of different sizes compare fairly.
Is Simple Peptide a good place to buy DSIP?
Simple Peptide scores 84.9 of 100 on the published rubric and ranks 10 overall, computed from its documentation rather than from opinion. For DSIP specifically it has 1 certificate on file. ZC Labs lists it cheaper at $2.00 per mg.