§ CERTIFICATE OF ANALYSIS · THIRD-PARTY HPLC · OCT-2025● VERIFIED SUBMISSION · PUBLIC RECORD

Home › Lab Tests › RC Peptides, DSIP (Delta Sleep-inducing Peptide)

◆ Batch ID · 004✓ Verified · Pass

DSIP (Delta Sleep-inducing Peptide) × RC Peptides - Lab Test, October 2025

Tested Friday, October 10, 2025 · submitted by @Frank 👑 Legend

HPLC Purity

99.86%

✓ Excellent

PeptideDSIP (Delta Sleep-inducing Peptide)

BrandRCpeptides

LabJanoshik Labs

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Test results

6 data points

Purity

99.86%

Endotoxins

Not tested

Stated qty

10 mg

Tested qty

16.98 mg

Qty match

170% of labeled · +70%

Batch ID

004

Tested by

Janoshik LabsView profile →

◆ Quantity verification

10 mg→16.98 mg+70%

About this test

This independent HPLC lab test confirms DSIP 10mg from RC Peptides at 99.859% purity. The analysis was conducted by Janoshik Labs on October 10, 2025.

DSIP (Delta Sleep-inducing Peptide) is a neuropeptide researched for its role in sleep regulation and circadian rhythm support. A purity level of 99.859% indicates high-grade synthesis and minimal contamination.

The full certificate of analysis is available for download on this page.