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This independent HPLC with UV detection coupled with mass spectrometry lab test confirms DSIP 10mg from Synthesis Peptides at 99.635% purity. The analysis was reported by Freedom Diagnostics on December 27, 2025.
DSIP (Delta Sleep-inducing Peptide) is a naturally occurring neuropeptide researched for its potential role in sleep regulation, stress reduction, and immune modulation. A purity level of 99.635% indicates high-grade synthesis with minimal contamination.
The full certificate of analysis is available for download on this page.
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