ghk-cu for athletes – Research Peptide Oral Liposomal Copper GHK -
Description
You make another cup of tea and carry on

The peptide's stability profile allows for both oral and parenteral administration, with documented biological activity through multiple delivery routes including subcutaneous, intramuscular, intraperitoneal, and oral administration
As you can see, this is a small fraction of the higher dose synthetic B12 supplements

Common ingredients B-complex (B1, B2, B3, B5, B6, B7/biotin, B9/folate, B12 L-Arginine A conditionally essential amino acid the body makes but may need from diet or supplements during stress, illness, growth, or injury
Many individuals report increased energy levels and reduced fatigue after regular Vitamin B12 injections

[ CrossRef ] [ Google scholar ] [ PubMed ] Zhou XM, Wang GL, Wang XB, Liu L, Zhang Q, Yin Y, et al