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Community forum · Independent · No vendor money

Grey market peptide forum & shop questions.

Ask about any shop or peptide. Every thread sits next to the lab data.

GLP-1 threads

13,189
HPLC tests indexed
717
shops tracked
Free
to read and to post

As of 2026-09-24. This is the number of certificates published on the platform. The Purity Index reports a smaller indexed figure — the subset that meets its inclusion rules (at least five tests per compound, recency-weighted).

Latest threads

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Group buys
PinnedGeneral
Say hi, who's here?
@Peptigrity
11replies
PinnedGeneral
New to Peptigrity, what do you check first?
@harbour_lights
2replies
PinnedLab Test Results
Pilot: 1 funded lab test — claim the slot
@Peptigrity
20replies
General
Happy to be around! Looking for advice @ china vendor
Be the first to reply →
2views
Shop Talk
StudzPeptides on peptigrity!
@StudzPeptides
1reply
Scam Watch
ChromIQ Analytical Laboratory - we couldn't verify it, and the certificates don't hold together
@Peptigrity
2replies
General
when people stack 4 peptides, how do they know what's actually working?
@jimmz
1reply
Testing Help
the most budget friendly testing lab?
@keepertx
2replies
Shop Talk
Peptides? Steroids? Which should you choose?
@jiutai
2replies
General
What do you guys look for when checking a peptide vendor?
@tylerbrooks
4replies
Testing Help
How to read a COA before trusting it (the 4 checks that matter)
views · no replies yet
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Testing Help
ZyntroTest (zyntrotest.com) - anyone actually used them? we couldnt verify the lab
views · no replies yet
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Weight Loss Peptides
Where are you all looking for suppliers
@jiutai
7replies
Weight Loss Peptides
Hey buddy, still feeling lost?
@jiutai
1reply
Scam Watch
how to catch an edited COA in 30 seconds - a live example - kylopeptides.com
@Peptigrity
2replies
Testing Help
trace helix analytical - a lab with no one to ask
@Peptigrity
1reply
Testing Help
sterigenix analytical - a lab that answered everything except the questions that matter
@Peptigrity
2replies
Shop Talk
broken vials on arrival — how did the shop handle it
views · no replies yet
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Lab Test Results
Qingheng peptide
@liyang668
1reply
Weight Loss Peptides
UBT251 - are we looking at the next Retatrutide?
views · no replies yet
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Be helpful · no promotion · no medical adviceFull rules →

What the gray market forums don't show you

Most peptide forums run on recommendations: someone vouches for a vendor, the thread moves on, and nothing is ever checked. That works right up until a shop changes batches. Purity moves batch to batch, and a vendor who was right last quarter tells you nothing about the vial in your hand.

Every thread here sits beside the data — 13,189 third-party HPLC tests across 717 tracked shops. When someone asks whether a shop is any good, the answer is a batch result, not a vote. What the grey market is, and how to verify a vial →

Ask about a specific shop

Name the shop and the compound. You'll get answers from people who bought it, next to the lab tests filed against that shop — and if nobody has tested it, that absence is its own answer.

Browse tracked shops →

Sourcing questions are welcome here — which shop, which batch, what it cost. Shop owners can join any thread and always carry a Shop owner tag, so you can see who you are talking to. They can only promote in their own shop's board, never in a thread.

§ Community guidelines

18+. Compound names only. Vendors welcome, and tagged.

Discuss any shop, compare vendors, organise a group buy. Compound names only — never a brand name for a product. No controlled substances, no doxxing, no threats, nothing involving minors. Shop owners may post anywhere and are always tagged; promotions, store links and discount codes belong in their own board. Reviews go in a shop's Reviews tab, not in a thread. Group buys are coordination only: Peptigrity handles no money and vouches for no organizer. Independent platform, no sponsorships, no shop favoritism.

Full rules →