ghk-cu endogenous levels decline with age The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Copper Peptide (GHK-Cu): Clinical Uses,

Wang JJ, Jin S, Zhang H, Xu Y, Hu W, Jiang Y, et al

In general, yes especially since excess B12 is typically excreted

In diabetic patients, as occurs in the lower extremities, the eye may suffer from progressive damage to the retinal microvasculature due to hyperglycemia and other factors linked to diabetes, resulting in optic neuropathy and partial or complete blindness [7]

Becejac et al., 2018

For the Helpful links: BPC157 gastrointestinal and musculoskeletal healing benefits Thymosin Beta4 (TB500) for systemic tissue repair comprehensive peptide therapy in Connecticut Sources BPC157 Gastrointestinal and Tissue Repair Review Clinical overview of GI, tendon, ligament, and muscle healing applications. Thymosin Beta4 for Tissue and Cardiovascular Repair Role in cell migration, angiogenesis, and endothelial repair