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B12 injections are most appropriate for people with confirmed or suspected B12 deficiency
Found in human plasma, saliva, and urine, these peptides decrease as we age, which contributes to slower wound healing, reduced collagen production, and increased signs of ageing
2025;17(1):e78045
Some users run 8-12 week injectable courses and bridge with oral precursors (NAC or liposomal glutathione) during off periods, though this appears to be a cost management strategy rather than a physiological requirement
Why this works : GHK-Cu modulates inflammatory response, may help with autoimmune inflammation
Its recommended
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