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That is a mouthful, so most people just call it copper peptide or GHK-Cu
Low B12 can be caused by: Diet: B12 is found in high concentration in animal products like meat, eggs, and dairy
Administration in the documented research protocol is subcutaneous , using a small-gauge U-100 insulin syringe
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Administration, regardless of being subcutaneous, intramuscular, or oral, requires sterile techniques and proper handling to prevent infection or contamination
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