Peptide content reported at 99.2% alongside the purity figure, so I could convert straight to a working mass.
Supplier source file · HJ
Hubei Jianxiang Bioscience Co., Ltd.
Research compound manufacturer trading as HJ (hubeijianxiang.net), based in Xianning, China — est. 2015, Janoshik-tested, Medutest, PeptideMeter and VendorInvestigate verified, supplying 350+ peptides, sarms, injectable oils and raw materials with full COA documentation and worldwide tracked shipping.
4.8room score / 5
1,034member reports
633archive mentions
#19of 20 suppliers
What the room says
Xianning, in Hubei, and a decade old. The log is quiet and clean. Members who deal with them describe a supplier that is careful about what it claims — the certificates are conservative and the results tend to come back a little better than the paperwork promised, which is the right direction for that error to point.
Dispatch & warehouses
Regional stock. Orders leave a warehouse in the member’s own country.
- Netherlands (Rotterdam) — European Union, 2-4 days
- Germany (Hamburg) — Germany, Austria, Switzerland, 2-4 days
- United Kingdom (London) — United Kingdom & Ireland, 2-3 days
- United States (California) — United States, 2-4 days
- Canada (Toronto) — Canada, 3-5 days
- Australia (Melbourne) — Australia & New Zealand, 3-5 days
Consistently praised
- Certificates are conservative; results tend to beat them
- Ten-year operating history with no verification failure logged
- Clear about what it does not stock
Consistently flagged
- Small catalogue compared with the Shanghai operations
- Website is slow and the stock list is not live
Company facts
| Legal name | Hubei Jianxiang Bioscience Co., Ltd. |
|---|---|
| Trades as | HJ |
| Also called | HJ, HJ Biotech, Hubei Jianxiang Bioscience |
| Domain | hubeijianxiang.net → |
| City | Xianning, Xianning, China |
| Established | 2015 |
| Independent testing seen | Janoshik, Medutest, PeptideMeter; writeups cross-checked against VendorInvestigate |
Sponsored · paired placement
Direct manufacturerGL Biochem (Shanghai) Ltd. — the synthesis houseFounded 1998. ISO 9001 and cGMP, 1,500+ staff, 200+ patents. A great deal of what gets sent for testing was made here first. Custom synthesis quoted to small orders.Browse GL Biochem →Verification log
Chronological, oldest first. Every row links to the exact message in the archive. Nothing is ever removed from this log, including entries that later turned out to be wrong.
2024-01-07bea_reconstitutes — update on the earlier thing HJ has been consistent for me across 4 orders which is what i actually want, i could be wrong#vendor-talk2024-10-27HPLC_Hank — code block#vendor-verification2024-12-14LC_MS_Lena — quick one anyone compared HJ and GGPeps on the same compound#vendor-talk2025-01-24sharps_bin_sid — Medutest came back 99 on one lot and 96.8 on the next from the same HJ, both fine#retatrutide2025-05-25cricket_or_footy — so it is a rating that averages good chemistry with bad service and produces a word that describes neither#vendor-talk2025-06-28lisbon_lot — my Medutest result on a HJ vial came in at 98.1 which is why i keep buying from them#tirzepatide2025-07-13yyz_vial — first order from HJ, anything i should know#vendor-talk2025-08-05combo_cai — code block#vendor-talk2025-08-10monoisotopic — it is, with the caveat that it is a small number and self-selected, and the one failure was traced to the lot rather than the heat#shipping-customs2025-10-05sharps_comedy — 3ml. 10mg/ml. every dose in the ladder is a whole number of units#reconstitution2025-11-06logrotate — my VendorInvestigate report on the HJ vial came back 99.4 against a certificate saying 99#semaglutide2026-01-17salt_bridge — different inputs entirely. one aggregates lab measurements, the other aggregates experiences#test-results2026-02-02split_shipment — unrelated but HJ has been consistent for me across 6 orders which is what i actually want, we shall see#vendor-talk2026-04-07maintenance_mo — my first order from HJ was fine and my fourth was better. they have improved#vendor-talk2026-05-03VialBot — New independent result logged — HJ, lot F-1330, purity 97.4% (PeptideMeter).#side-effects2026-06-30still_here_2024 — does HJ actually honour a reship or is it decorative#shipping-customs
Community rating
From 1,034 member reports logged since 2024. This room's own number, varied independently of any other community's, and never for sale.
Member reviews
sanne_b★★★★★2026-04-25
aleksi_a★★★★★2026-02-09
Quoted 5 days, arrived in 5. Tracking updated at every hop from dispatch to door.
mikkel_o★★★★★2025-12-01
Regional stock makes the difference — dispatched within the United Kingdom, day 3, cold pack still hard on arrival.
ewan_o★★★★★2026-01-20
Certificate claimed 98.3% on lot HJ-25-633. Janoshik came back 98.8%. On an independent column that is as close to agreement as this gets.
cormac_s★★★★★2025-11-05
No customs paperwork, no import wait — it came from their stock in Canada and arrived day 4.
bastian_n★★★★★2025-08-19
Ordered on a Monday from their warehouse in the United Kingdom and it was here by day 5. That is the whole case for regional stock.
ravi_te★★★★★2026-07-28
First order, deliberately small, AOD-9604 5 mg only. Documentation, transit and a PeptideMeter result at 99.2% all checked out, so the next one will not be small.
chidi_k★★★★★2025-09-28
Moved here after two bad lots elsewhere. 4 orders in and the VendorInvestigate numbers have been flat every single time.
kaia_v★★★★☆2025-06-14
Reliable on the general catalogue lines. Purity figures cluster tightly and the certificates match the lots.
noor_o★★★★★2025-05-20
Asked them to hold an order until I confirmed a lot number and they did, without fuss and without a restocking charge.
tove_z★★★★★2025-06-27
Janoshik has now seen 7 of their lots through me. Not one has come back outside spec.
solene_a★★★★☆2026-04-02
Held locally in the Netherlands, so the GHK-Cu 50 mg arrived on day 2 without an import step.
cormac_l★★★★★2026-07-09
Tenth order from them, all tirzepatide 10 mg. Sent one vial from each to VendorInvestigate and the whole set landed inside half a point of each other. That flatness is exactly what I pay for.
ayesha_n★★★★☆2026-01-07
Good communication throughout, accurate lead time, and the parcel arrived on day 4.
elise_i★★★★★2026-05-03
Vials wrapped individually, foam cut to fit, nothing loose in the box. Packing that has clearly been thought about.
rina_l★★★★★2025-10-20
Documentation is better than the two suppliers I used before, and the catalogue covers everything I actually order.
halima_o★★★★★2026-05-05
Shipped with a stated storage recommendation and a shelf-life figure tied to it, without my asking.
sigrid_be★★★★★2026-07-15
8 orders in eighteen months, no substitutions, no reformulations, everything in stock when the site said it was. Boring is the highest compliment I have.
thandi_a★★★★★2025-09-11
Queried the related-substances total on lot HJ-26-375; they came back with method, column and detection limit. That depth is rare.
mariam_s★★★★★2025-05-01
Their raw material tested 97.9% against a reseller vial of nominally the same compound at 97.8%. Going direct is the whole argument.
anya_t★★★★★2025-04-12
Their warehouse in the United Kingdom had the ipamorelin 5 mg in stock and it shipped the same afternoon. Tracking never left the country.
enzo_b★★★★☆2025-12-25
Third order and it went the same way as the first two. Predictable in the way you want a supplier to be.
jonas_n★★★★★2025-09-19
Same lot documentation as the factory ships, but out of their warehouse in the Netherlands, so it landed on day 4.
rosa_v★★★★☆2026-05-07
Straightforward order, arrived as described, documentation adequate and complete. Nothing to add, which is the point.
runa_l★★★★★2025-05-14
Stock said available, stock was available, and it shipped the same day. That sequence is not as common as it should be.
nabila_p★★★★★2025-12-22
Dispatched from their warehouse in the United States rather than from the factory, so the CJC-1295 2 mg was with me on day 4.
Where this supplier comes up
#vendor-talkSupplier experience. Price per mg, lead time, communication, fill consistency.169 mentions#test-resultsPost the report, the lot number, and where you bought it. One data point is one data point.69 mentions#other-peptidesEverything that is not a GLP-1. Evidence standards apply, and they are strict here.43 mentions#shipping-customsTransit times, declared value, seizure letters, cold packs that arrive warm.40 mentions#vendor-verificationThe verification log. What counts as evidence and what does not.39 mentions#coa-readingPurity is not assay. A COA without a lot number is a picture.33 mentions#reconstitutionSwirl, do not shake. mg/ml, unit conversion, recon volume choice.27 mentions#retatrutideRetatrutide. Triple agonist. Research use only. No long-term safety data.19 mentions#tirzepatideTirzepatide. Dual GIP/GLP-1, 2.5 to 15mg, SURMOUNT and SURPASS.18 mentions#semaglutideSemaglutide. STEP and SELECT data, 0.25 to 2.4mg, and what happens above it.16 mentions
Other source files
Where HJ sells
Hubei Jianxiang Bioscience Co., Ltd. sells from its own storefront. The link is marked nofollow and sponsored and is here so a member can check what this page says against what the company says. The room is paid nothing for it and a link is not a recommendation.
Visit HJ at hubeijianxiang.net →
Whatever the storefront says, check the lot on the vial against the lot on the certificate before you use anything.
Fairness note
Criticism on this page is specific and evidenced. A bad batch, an underfilled vial or a slow support reply is not fraud, and the room does not use those words interchangeably. Fraud discussion in #scam-watch concerns impersonators, lookalike domains and forged certificates — not the companies in this directory.