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Potential Benefits & Side Effects Evidence tier: a single ex-vivo / in-vitro study for AHK-Cu, class-level animal data for GHK-Cu, and no human trial by any route
This, therefore, means adding B12 supplementation is important for health maintenance
25 Castelli MC, Friedman K, Sherry J et al (2011) Comparing the efficacy and tolerability of a new daily oral vitamin B12 formulation and intermittent intramuscular vitamin B12 in normalizing low cobalamin levels: a randomized, open-label, parallel-group study
Hormonal changes extend beyond metabolic hormones
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