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No negative effects have ever been observed at any reasonable dosage up to and over 3% GHK-Cu
2026 Enhanced
Through advanced functional testing and in-depth consultations (which often last over an hour), we identify the root cause of your symptoms, whether it is hormonal, metabolic, or musculoskeletal
[1] [12] For most people, doses up to 2 mg (2000 micrograms) daily are unlikely to cause harm according to NHS guidance, as B12 is water-soluble and excess is typically excreted in urine
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