Common signs of B12 deficiency include persistent fatigue, brain fog, weakness, tingling in hands and feet, memory problems, mood changes, and difficulty concentrating
Mechanistically: BPC157 enhances fibroblast activity, collagen synthesis, and angiogenesis at the injury site, supports the GI lining, and modulates inflammatory cytokines and oxidative stress
I have been to Synergy for a few different services and I have to say I am so pleased I found them

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The safety profile seems reasonable so far, but we don't have long-term data