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are there any negative side effects of bpc 157 BPC-157: Tendon Repair and More BPC-157 Side Effects: What Research
Description
Since B12 is water soluble, theres no risk of overdosing

Moreover, treatment with the SIRT1 agonist SRT1720 reduced H3K27me3 in noncontrollers (Figure 5L)

Community experience does document common side effects including injection site reactions, occasional headaches, and digestive changes

If you know your levels are low, B12 supplements are a great start, but you're going to be playing catch-up, so dont expect things to be back to normal immediately
BPC 157 upregulates VEGFR2 expression in rats with hind limb ischemia and endothelial cell culture
