Vendor and compound
Semaglutide from Bench Grade Peptides
Bench Grade Peptides lists Semaglutide at $4.20 per mg, 38% under the $6.75 peer median. 1 third-party certificate for this compound from this vendor is on file, assayed by Freedom Diagnostics Testing, averaging 99.91% purity. That is the cheapest listed price for Semaglutide in the index.
All Semaglutide 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 | $42 | $4.20 | -38% | GLP-1 S |
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 |
|---|---|---|---|---|---|
| GS05-032026-1 | 21 Mar 2026 | 99.913% | 5 mg → 5.87 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 Semaglutide
| Vendor | Score | Per mg | Certificates for this compound |
|---|---|---|---|
| Amino Club | 88.3 | $5.00 | 0 |
| Polaris Peptides | 86.6 | $9.00 | 8 |
| Hydro Research Peptides | 86.5 | $5.00 | 2 |
| PeptidePlugs | 86.3 | — | 2 |
| Simple Peptide | 84.9 | — | 1 |
| Prime Peptides | 82.6 | $11.00 | 0 |
| Koi Peptides | 79.8 | $7.00 | 0 |
| Ascension Peptides | 79 | — | 1 |
Ordered by overall evidence score. See every vendor listing Semaglutide.
Questions
Is Semaglutide from Bench Grade Peptides third-party tested?
Yes. 1 certificate for Semaglutide from Bench Grade Peptides 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 Semaglutide cost at Bench Grade Peptides?
$4.20 per milligram, from 10 mg at $42. The peer median across every vendor we price for Semaglutide is $6.75 per mg, so this is -38% against the market. Prices are normalised per milligram so vials of different sizes compare fairly.
Is Bench Grade Peptides a good place to buy Semaglutide?
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 Semaglutide specifically it has 1 certificate on file.