Our Verdict
NextGen Peps is a San Diego-based research peptide storefront (501 W Broadway Ste A, San Diego, CA 92101) whose "Price revealed on sign-in" gate turned out to be cosmetic — both pricing and lab results are public once you look past the teaser, no account needed. Across 71 products, 30 carry published lab results from three different labs (Janoshik, Bioviridian, BioRegen), and we independently verified samples from each directly against the lab's own system rather than trusting the vendor's PDFs: a Janoshik report matched public.janoshik.com exactly, a Bioviridian report came back byte-for-byte identical to the file hosted on bioviridians.com's own server, and a BioRegen report matched what bioregen.com's live verify form returned. All three labs are real, independently operating, and used by multiple unrelated vendors — not a shell lab set up to rubber-stamp this one storefront. Purity results vary realistically (98.82% to 99.94%, nothing templated or suspiciously identical), and endotoxin results carry proper units and non-zero values. What keeps this at T2 rather than higher: none of the three labs hold ISO 17025 accreditation (the same community-standard-but-unaccredited category Janoshik sits in across this whole site), and batch/lot number is blank on all 30 reports with no exception — there's no way to trace a given COA to a specific production run. Business transparency is mixed: a real street address and working contact channels (phone, contact form), but no individual ownership disclosure beyond the "Nextgenpeps LLC" name, and no dedicated page explaining their testing process beyond a marketing "third-party tested" claim. Reddit sentiment is positive across the posts we found, with users citing pricing and a referral discount code.
Latest Lab Results
| Vendor Score | 54/100 (Watchlist) |
| Latest Tested Batch(Sep 2026) | KLOW — 99.8% Purity |
| Batch Grade | A |
| Tested By | Bioviridian |
Shipping & Payment
Community Sentiment
NextGen Peps is frequently recommended across multiple posts for its good pricing and availability of testing. Users appreciate the additional discount code 'serp10' that enhances the affordability of their products.
Score Breakdown
Peptide Inventory (71)
| Peptide | Price | Status |
|---|---|---|
| Adamax | $58.00 | Out of Stock |
| Adipotide | $54.00 | Out of Stock |
| Alpha Klotho LR | $127.00 | Out of Stock |
| AOD-9604 | $42.00 | In Stock |
| ARA-290 | $42.00 | Out of Stock |
| BPC-157 | $37.00 | In Stock |
| BPC-157 | $62.00 | In Stock |
| BPC-157 / TB-500 | $127.00 | In Stock |
| BPC-157 / TB-500 | $74.00 | In Stock |
| BPC-157 / TB-500 Capsules | $86.00 | In Stock |
| BPC-157 Capsules | $52.00 | In Stock |
| Bronchogen | $51.00 | Out of Stock |
| Cagrilintide | $106.00 | In Stock |
| Cardiogen | $51.00 | Out of Stock |
| Cartalax | $46.00 | Out of Stock |
| Cerebrolysin | $50.00 | Out of Stock |
| Chonluten | $46.00 | Out of Stock |
| CJC-1295 No DAC | $54.00 | In Stock |
| CJC-1295 with DAC | $70.00 | Out of Stock |
| Cortagen | $46.00 | Out of Stock |
| Epithalon | $34.00 | In Stock |
| GHK-Cu | $59.00 | In Stock |
| GHK-Cu | $41.00 | In Stock |
| GHRP-2 | $50.00 | Out of Stock |
| GHRP-6 | $50.00 | Out of Stock |
| GLOW | $78.00 | Out of Stock |
| GLOW | $107.00 | In Stock |
| GLOW Capsules | $110.00 | In Stock |
| GLP-RT | $140.00 | In Stock |
| GLP-RT | $71.00 | In Stock |
| GLP-RT | $286.00 | In Stock |
| GLP-S | $78.00 | In Stock |
| GLP-TZ | $70.00 | In Stock |
| GLP-TZ | $126.00 | Out of Stock |
| HCG | $63.00 | In Stock |
| Hexarelin | $43.00 | Out of Stock |
| HMG | $45.00 | Out of Stock |
| IGF-1 DES | $71.00 | Out of Stock |
| IGF-1 LR3 | $79.00 | Out of Stock |
| Ipamorelin | $63.00 | In Stock |
| Kisspeptin | $46.00 | In Stock |
| KLOW | $158.00 | In Stock |
| KPV | $42.00 | In Stock |
| Livagen | $50.00 | Out of Stock |
| LL-37 | $54.00 | Out of Stock |
| Mazdutide | $78.00 | Out of Stock |
| Melanotan I (MT1) | $35.00 | In Stock |
| Melanotan II (MT2) | $35.00 | In Stock |
| MOTS-C | $42.00 | In Stock |
| Ovagen | $46.00 | Out of Stock |
| Oxytocin | $54.00 | Out of Stock |
| PEG-MGF | $54.00 | Out of Stock |
| Pinealon | $58.00 | In Stock |
| PNC-27 | $99.00 | In Stock |
| Prostamax | $46.00 | Out of Stock |
| PT-141 | $43.00 | In Stock |
| Selank | $45.00 | Out of Stock |
| Semax | $42.00 | In Stock |
| Sermorelin | $62.00 | In Stock |
| SNAP-8 | $45.00 | In Stock |
| SS-31 | $63.00 | In Stock |
| Survodutide | $87.00 | Out of Stock |
| TB-500 | $58.00 | In Stock |
| Tesamorelin | $74.00 | In Stock |
| Testagen | $50.00 | Out of Stock |
| Thymagen | $54.00 | Out of Stock |
| Thymosin Alpha-1 | $67.00 | In Stock |
| Thymulin | $54.00 | Out of Stock |
| Vesugen | $51.00 | Out of Stock |
| Vilon | $45.00 | Out of Stock |
| VIP | $79.00 | In Stock |