This independent HPLC lab test confirms DSIP from Peptide Crafters at 99.204% purity. The analysis was conducted by Janoshik Labs on March 9, 2026.
DSIP (Delta Sleep-Inducing Peptide) is a nonapeptide researched for its potential effects on sleep quality and circadian rhythm regulation. A purity level of 99.204% indicates high-grade synthesis with minimal contamination.
The full certificate of analysis is available for download on this page.
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