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GHK-Cu has stronger cosmetic and dermatological evidence but limited systemic therapeutic data
The synthetic chemical, cyanocobalamin, is not easily absorbed by your body, but methylcobalamin is
Purification is typically performed using high-performance liquid chromatography, and analytical verification methods such as mass spectrometry are used to confirm peptide identity
These methods involve steam generation and reverse osmosis membrane, respectively
Maybe not so much
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