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Purity · passBatch · F26C351Shop-provided sample

FOXO4-DRI × pureuspeptide.com/ — Lab Test, March 2026

Tested · submitted by @Frank 👑 Legend
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
99.8%
Excellent purity only
↓ Download COA
Independent verification available

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Test results

7 data points
Purity
99.8%
Endotoxins
Pass - <5.31 EU/mg
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
12.08 mg
Qty match
121% of labeled · +21%
0label125%
Batch / Lot
F26C351
COA number
V260213-13 002
Tested by
Vanguard LaboratoryView profile →

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 FOXO4-DRI from pureuspeptide.com/, performed by Vanguard Laboratory on March 2, 2026. Reported purity: 99.8%. Net content: 12.08 mg against 10 mg labeled (121% of label). Tested content exceeds the labeled amount by 21%. Endotoxins: Pass - <5.31 EU/mg. Batch F26C351. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Certificate of analysis for FOXO4-DRI from pureuspeptide.com/, issued by Vanguard Laboratory
Issued by Vanguard Laboratory · Mar 02, 2026 · Batch F26C351

Related lab tests

8 tests

The 44 other FOXO4-DRI tests on Peptigrity range from 98.58% to 99.95%. This one sits at 99.80%.

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