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The extrapolation to "subcutaneous DSIP will improve your sleep by promoting delta wave activity" is multiple logical steps beyond what the evidence supports
The mechanisms overlap with GHK-Cu but aren't identical
A product with high peptide purity but poorly characterized copper content may not have the same activity as a properly characterized GHK-Cu complex
3b), albeit that the overall CTR/RAMP1 ECD orientation relative to the core differs between these structures
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