PNC-27 Purity: 67 Lab Tests Across 36 Identified Manufacturers

8 studies on PNC-27 curated from PubMed, ClinicalTrials.gov, and EuropePMC. Updated daily.

Bottom line: TitrateLab currently tracks 67 published third-party lab tests of PNC-27 across 36 identified manufacturers. Among reports with a positive numeric purity result, the average is 99.3%. Within this published corpus, 0 positive purity results were below 90%, and 4 reports showed measured quantity more than 10% below the label claim. These are batch-level observations, not guarantees of product identity, safety, or vendor quality.

PNC-27 average prices

As of 2026-09-03, vendor-blind retail asking-price averages for the US delivery market, calculated from the same in-stock exact-strength cells as the Peptide Price Index. Shipping is excluded.

Strength Average / vial Observed range / vial Average / mg Coverage
5 mg $12.50 $12.50–$12.50 $2.50 1 source · 1 offer
30 mg $35.50 $35.50–$35.50 $1.18 1 source · 1 offer

Asking prices are not manufacturing cost and do not establish product equivalence, quality, safety, or legality. The refresh date is the catalog build date; individual source observation dates are not available in this snapshot. View full price methodology →

We tested 67 PNC-27 batches across 36 identified manufacturers

Independent certificate-of-analysis evidence from third-party labs — the data behind the studies. Updated as new COAs are verified. Read the full grey-market analysis →

Within that total, 14 batches have unresolved manufacturer identity. They remain in corpus-level lab evidence and are excluded from named-manufacturer rankings.

99.3%
Avg purity
67
Batches tested
36
Identified manufacturers
4
Underdosed >10%

Top 3 vendor evidence profiles for PNC-27

Eligible vendors have at least 2 deduplicated tests and 2 classifiable identity observations. Rank uses the 95% lower confidence bound on clean identity results; mean positive purity and test count break ties. Missing measurements are not passes. Exact-zero/not-detected and explicit wrong-compound markers count once per adverse certificate. This describes tested batches, not every product or shipment, and is not an endorsement.

RankManufacturerTestsAvg positive purityIdentity adverse results
#1 6 99.27% 0 of 6 (0.0%) 0 0% / not detected · 0 wrong compound Reveal with Pro →
#2 3 99.73% 0 of 3 (0.0%) 0 0% / not detected · 0 wrong compound Reveal with Pro →
#3 3 99.62% 0 of 2 (0.0%) 0 0% / not detected · 0 wrong compound · 1 unclassified Reveal with Pro →

Manufacturer identities are included with Pro. Batch counts and lab measurements remain visible.

Recent certificates: #87320 (99.2%) · #94628 (99.03%) · #85155 (99.13%) · #85130 (99.17%) · #79990 (99.06%) · #68903 (99.62%)

PNC-27 studies and clinical research

Research tools

Free, no account — handy when you're working with PNC-27.

Reconstitution calculator Bac water, concentration & insulin-unit math Verify a COA Look up a report number against our corpus