Vendor and compound
Tesamorelin from Ascension Peptides
Ascension Peptides lists Tesamorelin at $10.00 per mg, 25% over the $8.00 peer median. 1 third-party certificate for this compound from this vendor is on file, assayed by MZ Biolabs, averaging 99.93% purity. The cheapest listed price for Tesamorelin anywhere in the index is $3.55 per mg at ZC Labs.
All Tesamorelin vendors · Ascension Peptides profile · scores 74.4 of 100, rank 15 · 1 certificate for this compound · verified 5 Oct 2026
What it costs
| Vial | Listed price | Per mg | vs peer median | Listing |
|---|---|---|---|---|
| 5 mg | $50 | $10.00 | +25% | Tesamorelin (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 |
|---|---|---|---|---|---|
| 32-01260229 | 7 Feb 2026 | 99.93% | 5 mg → 5.83 mg | MZ Biolabs | Open |
Other vendors selling Tesamorelin
| Vendor | Score | Per mg | Certificates for this compound |
|---|---|---|---|
| Origin Labs | 89.1 | — | 2 |
| Next Gen Peptides | 87.7 | $5.00 | 7 |
| ZC Labs | 87.2 | $3.55 | 4 |
| Amino Club | 86.1 | $7.00 | 0 |
| PeptidePlugs | 82.6 | $7.00 | 3 |
| Modern Aminos | 79.7 | $7.10 | 2 |
| Bench Grade Peptides | 79.4 | $11.80 | 3 |
| One Aminos | 78 | $7.00 | 1 |
Ordered by overall evidence score. See every vendor listing Tesamorelin.
Questions
Is Tesamorelin from Ascension Peptides third-party tested?
Yes. 1 certificate for Tesamorelin from Ascension Peptides is on file, signed by MZ Biolabs. Each names a lot, prints the assayed mass against the labelled mass, and links to the document it was read from.
How much does Tesamorelin cost at Ascension Peptides?
$10.00 per milligram, from 5 mg at $50. The peer median across every vendor we price for Tesamorelin is $8.00 per mg, so this is +25% against the market. Prices are normalised per milligram so vials of different sizes compare fairly.
Is Ascension Peptides a good place to buy Tesamorelin?
Ascension Peptides scores 74.4 of 100 on the published rubric and ranks 15 overall, computed from its documentation rather than from opinion. For Tesamorelin specifically it has 1 certificate on file. ZC Labs lists it cheaper at $3.55 per mg.