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CJC-1295 Blend Certificate: What Peptara Labs Publishes for It

If the name and the certificate agree on how many compounds there are, you have a label. If not, you have marketing copy.

CJC-1295 as a blend is what this whole site turns on, and Peptara Labs, the vendor we link, publishes a certificate for that blend. A certificate for two compounds has more to prove than one for a single compound. Here we cover just that extra part, and link the full walkthrough instead of repeating it.

Answers: what should a coa for a peptide blend show Results recorded 2026-09-01
Links to Peptara Labs are affiliate links, and we may earn a commission when you buy through them.

Who tests Peptara Labs peptides?

Peptara Labs states that its batches are tested by Titreon Analytical, described on the live page as a third-party laboratory whose quality system is aligned to ISO/IEC 17025:2017, not itself accredited. A second laboratory, Janoshik, supplies a separate bacterial endotoxin report on some batches. Each certificate checks identity by HPLC retention-time matching and by LC-MS, alongside chromatographic purity by HPLC against a not-less-than 95.0 percent release criterion, sterility, bacterial endotoxin, heavy metals and a fentanyl immunoassay screen. A certificate shows what one lot tested as; it does not show a product is safe or approved for use in people. The certificates are published on the Peptara Labs certificates page.

Why does a blend need two identity checks?

CJC-1295 comes as a two-compound blend, so its certificate has to confirm identity twice. A single-compound certificate never has to. It must check which molecule is present for each name in the title, not for the product as a whole.

The supplier we link checks identity by HPLC retention-time matching and by LC-MS. A mass match fits the named compound but can't rule out a different molecule with the same mass. So it checks identity; it doesn't prove it.

That's the core of how we read a blend. A result saying "a peptide is present" doesn't say which two. For a two-name product, only the second kind of answer counts. It's the reading behind the table these criteria produced.

What else does the panel cover?

Besides identity, each published certificate from our linked supplier reports purity by HPLC against a not-less-than 95.0 percent release criterion. It also covers net peptide content, sterility, bacterial endotoxin, heavy metals and a fentanyl immunoassay screen. The metals checked are arsenic, cadmium, chromium, mercury and lead, all Not Detected on the published batches.

Titreon Analytical tests its batches, a third-party laboratory whose quality system is aligned to ISO/IEC 17025:2017, not itself accredited. We keep that qualifier with the name every time, because cutting it changes the claim.

We name each panel item but never repeat the figure, because a number without its document is exactly what this site is built to distrust.

What does a certificate ID look like?

A certificate has an ID and a test date, and the batch it covers has its own code. One published example from that supplier is certificate COA-2026-8642, a four-page panel for a BPC-157 batch coded BPC-260408-A.

That's a different product. We show it only so you know what an ID looks like, never as this product's certificate.

Here's why it matters. When a certificate and a vial should describe the same batch, the ID and batch code are the thread between them. If you can't follow that thread from the glass in your hand to the document on screen, the document describes something, but maybe not what you're holding.

What is Peptara Labs' guarantee?

Peptara Labs publishes a sixty-day money back guarantee on verified purity, certificate of analysis, and fulfillment, counted from delivery. It is stated as a quality guarantee and never as a health-outcome guarantee: a vial can be sent to an outside laboratory, and if it does not test as stated on its certificate, or the order was not handled correctly, the order is refunded in full. Peptara Labs LLC is a registered United States company in Wyoming, Filing ID 2026-002031026, with a business address in Sheridan, Wyoming. The guarantee is set out on the Peptara Labs trust page.

What if you can't tie the paper to the vial?

At our linked supplier, vials ship unlabeled by design, with no lot on the glass. Your order number, sent to support, stands in for a printed label. For a blend that gap matters more: an unlabeled vial of two compounds looks just like one of a single compound.

Want an outside reading? The guarantee above gives you sixty days from delivery to have a vial tested elsewhere, with a full refund if it doesn't match its certificate. To find a lab, start from a public directory of testing laboratories. Our filing rule is at the three-state evidence rule.

Where's the full certificate walkthrough?

That supplier has already published one, end to end: what an HPLC purity percentage means, what mass spectrometry shows that purity can't, endotoxin and sterility, a second measurement, red flags on a certificate, and checking with the lab. We don't repeat it. We only cover what changes for a blend.

Read its certificate walkthrough, its CJC-1295 with Ipamorelin page, its published certificates page, or our account of one supplier's published record.

Three questions on this page

What does identity mean on a certificate for two named compounds?

It means the document checks which molecule is present for each named compound, not for the product as a whole. Our linked supplier does that by HPLC retention-time matching and by LC-MS. For a blend, the work happens twice, once per compound, because "a peptide is present" doesn't say which two.

Does this product have a second-laboratory report of its own?

No, and we say so rather than let you assume it. At our linked supplier, a second lab publishes a separate endotoxin report on some other batches, but not this product's batch. The supplier says such a report carries a unique key, checkable at janoshik.com/verify. We didn't test that key; we only report the claim.

What should I do when a certificate covers a batch you cannot tie to your vial?

Start with the facts: the vial is unlabeled by design, with no lot on the glass, so at our linked supplier you message support with the order number to reach the certificate. For an outside reading, use the sixty-day guarantee: send a vial to another lab, and get a full refund if it doesn't test as its certificate states or the order was mishandled. A public directory of testing labs is a good place to start.

Does Peptara Labs publish certificates of analysis?

Peptara Labs publishes third-party certificates of analysis on its certificates page, and each is from a recent batch. Each certificate checks identity by HPLC retention-time matching and by LC-MS, reports chromatographic purity by HPLC against a not-less-than 95.0 percent release criterion, and covers net peptide content, sterility, bacterial endotoxin, heavy metals and a fentanyl immunoassay screen. Its batches are tested by Titreon Analytical, described as a third-party laboratory whose quality system is aligned to ISO/IEC 17025:2017, not itself accredited.

What is Peptara Labs?

Peptara Labs describes itself as a research-grade peptide supplier and education resource, with a research-grade catalog. Peptara Labs LLC is a registered United States company in Wyoming, Filing ID 2026-002031026, with a business address at 30 N Gould St Ste 66115, Sheridan, WY 82801. It publishes third-party certificates of analysis where available, and states that its products are research-grade materials, not approved medicines. The registration record sits on the Peptara Labs trust page.