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Purity · marginalBatch · Black CapShop-provided sample

LL-37 × realpeptides.co — Lab Test, May 2026

Tested · submitted by Peptigrity Team Member 02PEPTIGRITY TEAM
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
91.08%
Marginal purity only
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA 2605010272 matches freedomdiagnosticstesting.com's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeReal2605010272

Test results

7 data points
Purity
91.08%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
5 mg
Tested qty
7.85 mg
Qty match
157% of labeled · +57%
0label125%
Batch / Lot
Black Cap
COA number
2605010272
Container
White Lyophilized Powder
Tested by

This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.

About this test

Independent HPLC purity analysis of LL-37 from realpeptides.co, performed by freedomdiagnosticstesting.com on May 3, 2026. Reported purity: 91.08%. Purity falls below the 95% specification commonly applied to research peptides. Net content: 7.85 mg against 5 mg labeled (157% of label). Tested content exceeds the labeled amount by 57%. Batch Black Cap. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by freedomdiagnosticstesting.com · May 03, 2026 · Batch Black Cap

Related lab tests

8 tests

The 63 other LL-37 tests on Peptigrity range from 95.79% to 99.98%. This one sits at 91.08%.

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