While GHK alone has some biological activity, it is the GHK-Cu form that is responsible for the vast majority of the regenerative, anti-inflammatory, and gene-modulating effects discussed in clinical research
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Gastrointestinal conditions such as celiac disease, Crohns disease or surgical changes like gastric bypass Older adults who may have reduced B12 absorption People who follow a strict vegetarian or vegan diet, as B12 is mainly found in animal-based foods People taking medications like PPIs or metformin or those with folate deficiency Real reddit experiences Below are some first-hand accounts from Reddit users: I was diagnosed with pernicious anemia after months of fatigue and neuropathy
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