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How It Works in Research Researchers investigate HCG for its ability to stimulate endogenous testosterone production and support reproductive function

Research indicates that DSIP administration enhances slow-wave amplitude and continuity in animal EEG studies, providing deeper, more restorative sleep
Its 28-day usability window after opening is specifically designed for this use case, and using sterile water in a multi-dose context introduces a real and unnecessary contamination risk with every additional needle insertion

Do not refrigerate them
[PubMed: 3589002] 425
