Vendor and compound
Retatrutide from Next Gen Peptides
Next Gen Peptides lists Retatrutide at $4.00 per mg, 46% under the $7.40 peer median. 16 third-party certificates for this compound from this vendor are on file, assayed by ILS Laboratories, averaging 99.69% purity. The cheapest listed price for Retatrutide anywhere in the index is $2.90 per mg at ZC Labs.
All Retatrutide vendors · Next Gen Peptides profile · scores 87.7 of 100, rank 2 · 16 certificates for this compound · verified 5 Nov 2026
What it costs
| Vial | Listed price | Per mg | vs peer median | Listing |
|---|---|---|---|---|
| 10 mg | $40 | $4.00 | -46% | GLP-3 |
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. Codepepindex· 10% off applies at checkout.
What the laboratory found
| Lot | Assayed | Purity | Label → assayed | Laboratory | Record |
|---|---|---|---|---|---|
| RT20-12 | 28 Aug 2026 | 99.7% | 20 mg → 21.31 mg | ILS Laboratories | Open |
| RT10-18 | 28 Aug 2026 | 99.8% | 10 mg → 10.48 mg | ILS Laboratories | Open |
| RT10-22 | 28 Aug 2026 | 99.66% | 10 mg → 10.66 mg | ILS Laboratories | Open |
| RT10-19 | 28 Aug 2026 | 99.75% | 10 mg → 10.4 mg | ILS Laboratories | Open |
| RT30-18 | 22 Aug 2026 | 99.14% | 30 mg → 30.75 mg | ILS Laboratories | Open |
| RT30-16 | 18 Aug 2026 | 99.96% | 30 mg → 31.21 mg | ILS Laboratories | Open |
| RT50-02 | 18 Aug 2026 | 99.59% | 50 mg → 52.31 mg | ILS Laboratories | Open |
| RT30-15 | 18 Aug 2026 | 99.54% | 30 mg → 31.8 mg | ILS Laboratories | Open |
| RT20-11 | 17 Aug 2026 | 99.9% | 20 mg → 20.67 mg | ILS Laboratories | Open |
| RT20-09 | 8 Jul 2026 | 99.99% | 20 mg → 20.87 mg | ILS Laboratories | Open |
| rt30-6174 | 25 Jun 2026 | 99.94% | 30 mg → 31.64 mg | ILS Laboratories | Open |
| RT10-17 | 9 Jun 2026 | 99.14% | 10 mg → 10.6 mg | ILS Laboratories | Open |
| RT50-01 | 1 Jun 2026 | 99.89% | 50 mg → 53 mg | ILS Laboratories | Open |
| RT20-3618 | 16 Apr 2026 | 99.8% | 20 mg → 20.96 mg | ILS Laboratories | Open |
| RT10-0429 | 16 Apr 2026 | 99.3% | 10 mg → 10.43 mg | ILS Laboratories | Open |
| RT30-6173 | 16 Apr 2026 | 99.96% | 30 mg → 31.49 mg | ILS Laboratories | Open |
ILS Laboratories 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 Retatrutide
| Vendor | Score | Per mg | Certificates for this compound |
|---|---|---|---|
| Origin Labs | 89.1 | — | 5 |
| ZC Labs | 87.2 | $2.90 | 5 |
| Amino Club | 86.1 | $7.00 | 3 |
| Bench Grade Peptides | 79.4 | $3.90 | 4 |
| Hydro Research Peptides | 78.7 | — | 1 |
| Stealth Research Labs | 78.1 | $7.00 | 1 |
| One Aminos | 78 | $7.00 | 2 |
| Koi Peptides | 75.1 | $9.00 | 0 |
Ordered by overall evidence score. See every vendor listing Retatrutide.
Questions
Is Retatrutide from Next Gen Peptides third-party tested?
Yes. 16 certificates for Retatrutide from Next Gen Peptides are on file, signed by ILS Laboratories. Each names a lot, prints the assayed mass against the labelled mass, and links to the document it was read from. ILS Laboratories also publishes a lookup, so the report can be confirmed at the laboratory rather than taken from the vendor.
How much does Retatrutide cost at Next Gen Peptides?
$4.00 per milligram, from 10 mg at $40. The peer median across every vendor we price for Retatrutide is $7.40 per mg, so this is -46% against the market. Prices are normalised per milligram so vials of different sizes compare fairly.
Is Next Gen Peptides a good place to buy Retatrutide?
Next Gen Peptides scores 87.7 of 100 on the published rubric and ranks 2 overall, computed from its documentation rather than from opinion. For Retatrutide specifically it has 16 certificates on file. ZC Labs lists it cheaper at $2.90 per mg.