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Evidence-based GLP-1 & peptide discussion since 2023
ForumsMarketplace & Listings[VERIFIED] Vendor application thread — apply here

[VERIFIED] Vendor application thread — apply here

mike_mod Mon, Feb 5, 2024 at 8:00 PM 279 replies 37,725 viewsPage 1 of 20
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mike_mod
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Feb 5, 2024 at 8:00 PM#1

[VERIFIED] Vendor application thread — apply here

This is the official staff-maintained list of verified vendors. Vendors on this list have been independently tested through Janoshik Analytical and/or PeptideMeter Analytics, and have demonstrated consistent quality over multiple orders from community members.

Currently Verified Vendors

VendorAvg PurityCommunity TestsStatus
QSC (Qingdao Sigma Chemical)97.3%56 Janoshik tests✅ Verified
WWB (Wuhan Wansheng Bio)96.5%7 Janoshik tests✅ Verified
GGPeps (GYC / Nantong Guangyuan)96.8%11 Janoshik + PeptideMeter tests✅ Verified

What "Verified" Means

  • Multiple independent community test results on file
  • Consistent purity above 95% across batches
  • No unresolved scam reports or serious quality complaints
  • Active communication channels with community representatives

Verification does NOT mean endorsement. CompoundTalk does not process, guarantee, or facilitate orders. Always verify products independently and consult your healthcare provider.

This list is reviewed and updated monthly. Last update: June 2026.

— mike_mod
4 24PharmHunterJen, TomTeleRx, DoseLogDan and 1 other
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BrianDallas92
Member
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1,456
Oct 2024
Dallas, TX
Feb 5, 2024 at 10:29 PM#2
Great work as always mike_mod. One correction — CompoundPharm Direct raised their price to $159/vial as of January 15th. I placed an order on the 20th and that was the checkout price. Still worth it IMO since their consistency is unmatched. Every single COA I've seen from them has been within 96-104% of label claim. Also want to flag that ResearchChem Outlet changed their packaging. The old vials had blue caps, new ones have grey caps. Same product apparently, but the batch number format changed too. Might be worth getting a fresh COA on the new batches before keeping them in Tier 2.
Last edited: Feb 5, 2024 at 11:29 PM
3 23mona_PHX, andrew_nyc, Dr.EndoEP
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kim_atl_prep
Member
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1,345
Aug 2024
Atlanta, GA
Feb 6, 2024 at 12:58 AM#3
Can we talk about TeleMedCompound for a sec? I used them in December and the experience was... mixed. The telehealth consultation was literally 4 minutes. Doctor asked me my weight and if I had any thyroid issues, then sent the script. The product itself tested fine (I sent a sample to Janoshik, waiting on results), but the "medical oversight" feels like a checkbox exercise. That said, $299/month all-in when you factor in the prescription cost is actually competitive. My local compounding pharmacy charges $225 for the vial alone, plus $150 for the doctor visit every 3 months. Question for the group: does anyone know if TeleMedCompound's pharmacy is actually a licensed 503B facility or a 503A? Because that matters for quality standards.
2 22RegAffairsDC, BiostatsBrad
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Janoshik Analytical — Independent Testing

Trusted third-party HPLC & mass spectrometry analysis. Verify peptide purity with the lab the community relies on. Independent. Accurate. Transparent.

Verify Your Peptides

GL Biochem (Shanghai) Ltd. — Direct Manufacturer

Est. 1998. The synthesis house behind the vials you send for testing. ISO 9001 and cGMP certified, 1,500+ staff, batch-specific COA with every order.

Browse GL Biochem
MariaRD
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Jun 2024
New Mexico
Feb 6, 2024 at 3:27 AM#4
TeleMedCompound uses a 503A pharmacy — I checked their state board registration. That means they're compounding per individual prescription, not in bulk under FDA oversight like a 503B. It's not necessarily worse, but the testing requirements are different. 503B facilities have to follow cGMP and report to the FDA. 503A pharmacies are regulated at the state level. For the directory, I think it's worth noting which category each pharmacy falls into. It's a meaningful distinction that most people here don't realize. Also — I'd push GLP1Direct up to Tier 1 soon. I've now submitted two independent COAs for them (different batch numbers from orders placed 3 weeks apart). Both came back at 97%+ purity on HPLC and 98-101% of label claim on content. Their customer service has been solid too. Responded to my questions within a few hours every time.
Last edited: Feb 6, 2024 at 4:27 AM
1 21rick_sfbay
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CarlaRPh_TPA
Senior Member
1,890
8,234
Jan 2024
Tampa, FL
Feb 6, 2024 at 6:22 PM#5
Good catches all around. Updated the price for CompoundPharm Direct — thanks BrianDallas92. — 503A vs 503B distinction is a great idea. I'll add that to the next revision. And I'll move GLP1Direct to Tier 1 once we get one more independent COA. Our threshold is 3 independent tests — keeps the standard consistent. — the telehealth quality concern is valid. I'm considering adding a "medical oversight" rating to the directory. Quick rubber-stamp consults vs. actual clinical engagement are very different things, even if the product itself is identical. One more thing: I've gotten 3 separate DMs about a source called "PeptidesUSA" — I want to be clear that this vendor is not recommended. Two community members submitted COAs that showed purity below 90%, and one showed an unidentified impurity peak at 7.2 minutes on the HPLC chromatogram. Stay away until they clean up their act.
Last edited: Feb 6, 2024 at 10:22 PM
50 20emily_PDX, Dr.SleepRoch, laura_annarbor and 47 others
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